15539912

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 29937600

約数和(自身を除く): 14397688

約数列:

[1, 2, 4, 8, 71, 109, 142, 218, 251, 284, 436, 502, 568, 872, 1004, 2008, 7739, 15478, 17821, 27359, 30956, 35642, 54718, 61912, 71284, 109436, 142568, 218872, 1942489, 3884978, 7769956, 15539912]

約数ペア:

[(1, 15539912), (2, 7769956), (4, 3884978), (8, 1942489), (71, 218872), (109, 142568), (142, 109436), (218, 71284), (251, 61912), (284, 54718), (436, 35642), (502, 30956), (568, 27359), (872, 17821), (1004, 15478), (2008, 7739)]