42137438

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{521}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 74416320

約数和(自身を除く): 32278882

約数列:

[1, 2, 7, 14, 53, 106, 109, 218, 371, 521, 742, 763, 1042, 1526, 3647, 5777, 7294, 11554, 27613, 40439, 55226, 56789, 80878, 113578, 193291, 386582, 397523, 795046, 3009817, 6019634, 21068719, 42137438]

約数ペア:

[(1, 42137438), (2, 21068719), (7, 6019634), (14, 3009817), (53, 795046), (106, 397523), (109, 386582), (218, 193291), (371, 113578), (521, 80878), (742, 56789), (763, 55226), (1042, 40439), (1526, 27613), (3647, 11554), (5777, 7294)]