168218078

素因数分解:

$2^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:441

約数の個数: 48

約数和(自身を含む): 302505840

約数和(自身を除く): 134287762

約数列:

[1, 2, 7, 14, 49, 53, 98, 106, 139, 233, 278, 371, 466, 742, 973, 1631, 1946, 2597, 3262, 5194, 6811, 7367, 11417, 12349, 13622, 14734, 22834, 24698, 32387, 51569, 64774, 86443, 103138, 172886, 226709, 360983, 453418, 605101, 721966, 1210202, 1586963, 1716511, 3173926, 3433022, 12015577, 24031154, 84109039, 168218078]

約数ペア:

[(1, 168218078), (2, 84109039), (7, 24031154), (14, 12015577), (49, 3433022), (53, 3173926), (98, 1716511), (106, 1586963), (139, 1210202), (233, 721966), (278, 605101), (371, 453418), (466, 360983), (742, 226709), (973, 172886), (1631, 103138), (1946, 86443), (2597, 64774), (3262, 51569), (5194, 32387), (6811, 24698), (7367, 22834), (11417, 14734), (12349, 13622)]