90717238

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 143700480

約数和(自身を除く): 52983242

約数列:

[1, 2, 47, 53, 94, 106, 131, 139, 262, 278, 2491, 4982, 6157, 6533, 6943, 7367, 12314, 13066, 13886, 14734, 18209, 36418, 326321, 346249, 652642, 692498, 855823, 965077, 1711646, 1930154, 45358619, 90717238]

約数ペア:

[(1, 90717238), (2, 45358619), (47, 1930154), (53, 1711646), (94, 965077), (106, 855823), (131, 692498), (139, 652642), (262, 346249), (278, 326321), (2491, 36418), (4982, 18209), (6157, 14734), (6533, 13886), (6943, 13066), (7367, 12314)]