16481976

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 51840000

約数和(自身を除く): 35358024

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 29, 34, 42, 51, 56, 58, 68, 84, 87, 102, 116, 119, 136, 168, 174, 199, 203, 204, 232, 238, 348, 357, 398, 406, 408, 476, 493, 597, 609, 696, 714, 796, 812, 952, 986, 1194, 1218, 1393, 1428, 1479, 1592, 1624, 1972, 2388, 2436, 2786, 2856, 2958, 3383, 3451, 3944, 4179, 4776, 4872, 5572, 5771, 5916, 6766, 6902, 8358, 10149, 10353, 11144, 11542, 11832, 13532, 13804, 16716, 17313, 20298, 20706, 23084, 23681, 27064, 27608, 33432, 34626, 40397, 40596, 41412, 46168, 47362, 69252, 71043, 80794, 81192, 82824, 94724, 98107, 121191, 138504, 142086, 161588, 189448, 196214, 242382, 284172, 294321, 323176, 392428, 484764, 568344, 588642, 686749, 784856, 969528, 1177284, 1373498, 2060247, 2354568, 2746996, 4120494, 5493992, 8240988, 16481976]

約数ペア:

[(1, 16481976), (2, 8240988), (3, 5493992), (4, 4120494), (6, 2746996), (7, 2354568), (8, 2060247), (12, 1373498), (14, 1177284), (17, 969528), (21, 784856), (24, 686749), (28, 588642), (29, 568344), (34, 484764), (42, 392428), (51, 323176), (56, 294321), (58, 284172), (68, 242382), (84, 196214), (87, 189448), (102, 161588), (116, 142086), (119, 138504), (136, 121191), (168, 98107), (174, 94724), (199, 82824), (203, 81192), (204, 80794), (232, 71043), (238, 69252), (348, 47362), (357, 46168), (398, 41412), (406, 40596), (408, 40397), (476, 34626), (493, 33432), (597, 27608), (609, 27064), (696, 23681), (714, 23084), (796, 20706), (812, 20298), (952, 17313), (986, 16716), (1194, 13804), (1218, 13532), (1393, 11832), (1428, 11542), (1479, 11144), (1592, 10353), (1624, 10149), (1972, 8358), (2388, 6902), (2436, 6766), (2786, 5916), (2856, 5771), (2958, 5572), (3383, 4872), (3451, 4776), (3944, 4179)]