520028782

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1511}}^1$

素因数の和:1625

約数の個数: 64

約数和(自身を含む): 1007935488

約数和(自身を除く): 487906706

約数列:

[1, 2, 7, 13, 14, 26, 31, 61, 62, 91, 122, 182, 217, 403, 427, 434, 793, 806, 854, 1511, 1586, 1891, 2821, 3022, 3782, 5551, 5642, 10577, 11102, 13237, 19643, 21154, 24583, 26474, 39286, 46841, 49166, 92171, 93682, 137501, 172081, 184342, 275002, 327887, 344162, 608933, 645197, 655774, 1198223, 1217866, 1290394, 2396446, 2857301, 4262531, 5714602, 8387561, 8525062, 16775122, 20001107, 37144913, 40002214, 74289826, 260014391, 520028782]

約数ペア:

[(1, 520028782), (2, 260014391), (7, 74289826), (13, 40002214), (14, 37144913), (26, 20001107), (31, 16775122), (61, 8525062), (62, 8387561), (91, 5714602), (122, 4262531), (182, 2857301), (217, 2396446), (403, 1290394), (427, 1217866), (434, 1198223), (793, 655774), (806, 645197), (854, 608933), (1511, 344162), (1586, 327887), (1891, 275002), (2821, 184342), (3022, 172081), (3782, 137501), (5551, 93682), (5642, 92171), (10577, 49166), (11102, 46841), (13237, 39286), (19643, 26474), (21154, 24583)]