74123456

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{499}}^1$

素因数の和:733

約数の個数: 56

約数和(自身を含む): 161544000

約数和(自身を除く): 87420544

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 211, 352, 422, 499, 704, 844, 998, 1688, 1996, 2321, 3376, 3992, 4642, 5489, 6752, 7984, 9284, 10978, 13504, 15968, 18568, 21956, 31936, 37136, 43912, 74272, 87824, 105289, 148544, 175648, 210578, 351296, 421156, 842312, 1158179, 1684624, 2316358, 3369248, 4632716, 6738496, 9265432, 18530864, 37061728, 74123456]

約数ペア:

[(1, 74123456), (2, 37061728), (4, 18530864), (8, 9265432), (11, 6738496), (16, 4632716), (22, 3369248), (32, 2316358), (44, 1684624), (64, 1158179), (88, 842312), (176, 421156), (211, 351296), (352, 210578), (422, 175648), (499, 148544), (704, 105289), (844, 87824), (998, 74272), (1688, 43912), (1996, 37136), (2321, 31936), (3376, 21956), (3992, 18568), (4642, 15968), (5489, 13504), (6752, 10978), (7984, 9284)]