251142902

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{443}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 398449152

約数和(自身を除く): 147306250

約数列:

[1, 2, 37, 47, 74, 94, 163, 326, 443, 886, 1739, 3478, 6031, 7661, 12062, 15322, 16391, 20821, 32782, 41642, 72209, 144418, 283457, 566914, 770377, 1540754, 2671733, 3393823, 5343466, 6787646, 125571451, 251142902]

約数ペア:

[(1, 251142902), (2, 125571451), (37, 6787646), (47, 5343466), (74, 3393823), (94, 2671733), (163, 1540754), (326, 770377), (443, 566914), (886, 283457), (1739, 144418), (3478, 72209), (6031, 41642), (7661, 32782), (12062, 20821), (15322, 16391)]