138967792

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{16481}}^1$

素因数の和:16537

約数の個数: 40

約数和(自身を含む): 294302592

約数和(自身を除く): 155334800

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 16481, 32962, 65924, 131848, 263696, 280177, 510911, 560354, 1021822, 1120708, 2043644, 2241416, 4087288, 4482832, 8174576, 8685487, 17370974, 34741948, 69483896, 138967792]

約数ペア:

[(1, 138967792), (2, 69483896), (4, 34741948), (8, 17370974), (16, 8685487), (17, 8174576), (31, 4482832), (34, 4087288), (62, 2241416), (68, 2043644), (124, 1120708), (136, 1021822), (248, 560354), (272, 510911), (496, 280177), (527, 263696), (1054, 131848), (2108, 65924), (4216, 32962), (8432, 16481)]