551944778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{26161}}^1$

素因数の和:26318

約数の個数: 32

約数和(自身を含む): 1039782528

約数和(自身を除く): 487837750

約数列:

[1, 2, 7, 11, 14, 22, 77, 137, 154, 274, 959, 1507, 1918, 3014, 10549, 21098, 26161, 52322, 183127, 287771, 366254, 575542, 2014397, 3584057, 4028794, 7168114, 25088399, 39424627, 50176798, 78849254, 275972389, 551944778]

約数ペア:

[(1, 551944778), (2, 275972389), (7, 78849254), (11, 50176798), (14, 39424627), (22, 25088399), (77, 7168114), (137, 4028794), (154, 3584057), (274, 2014397), (959, 575542), (1507, 366254), (1918, 287771), (3014, 183127), (10549, 52322), (21098, 26161)]