487888492

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 1127656992

約数和(自身を除く): 639768500

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 49, 52, 61, 73, 86, 91, 98, 122, 146, 172, 182, 196, 244, 292, 301, 364, 427, 511, 559, 602, 637, 793, 854, 949, 1022, 1118, 1204, 1274, 1586, 1708, 1898, 2044, 2107, 2236, 2548, 2623, 2989, 3139, 3172, 3577, 3796, 3913, 4214, 4453, 5246, 5551, 5978, 6278, 6643, 7154, 7826, 8428, 8906, 10492, 11102, 11956, 12556, 13286, 14308, 15652, 17812, 18361, 21973, 22204, 26572, 27391, 31171, 34099, 36722, 38857, 40807, 43946, 46501, 54782, 57889, 62342, 68198, 73444, 77714, 81614, 87892, 93002, 109564, 115778, 124684, 128527, 136396, 153811, 155428, 163228, 186004, 191479, 218197, 231556, 238693, 257054, 285649, 307622, 382958, 405223, 436394, 477386, 514108, 571298, 615244, 765916, 810446, 872788, 954772, 1142596, 1340353, 1620892, 1670851, 1999543, 2489227, 2680706, 2836561, 3341702, 3999086, 4978454, 5361412, 5673122, 6683404, 7998172, 9382471, 9956908, 11346244, 17424589, 18764942, 34849178, 37529884, 69698356, 121972123, 243944246, 487888492]

約数ペア:

[(1, 487888492), (2, 243944246), (4, 121972123), (7, 69698356), (13, 37529884), (14, 34849178), (26, 18764942), (28, 17424589), (43, 11346244), (49, 9956908), (52, 9382471), (61, 7998172), (73, 6683404), (86, 5673122), (91, 5361412), (98, 4978454), (122, 3999086), (146, 3341702), (172, 2836561), (182, 2680706), (196, 2489227), (244, 1999543), (292, 1670851), (301, 1620892), (364, 1340353), (427, 1142596), (511, 954772), (559, 872788), (602, 810446), (637, 765916), (793, 615244), (854, 571298), (949, 514108), (1022, 477386), (1118, 436394), (1204, 405223), (1274, 382958), (1586, 307622), (1708, 285649), (1898, 257054), (2044, 238693), (2107, 231556), (2236, 218197), (2548, 191479), (2623, 186004), (2989, 163228), (3139, 155428), (3172, 153811), (3577, 136396), (3796, 128527), (3913, 124684), (4214, 115778), (4453, 109564), (5246, 93002), (5551, 87892), (5978, 81614), (6278, 77714), (6643, 73444), (7154, 68198), (7826, 62342), (8428, 57889), (8906, 54782), (10492, 46501), (11102, 43946), (11956, 40807), (12556, 38857), (13286, 36722), (14308, 34099), (15652, 31171), (17812, 27391), (18361, 26572), (21973, 22204)]