131008304

素因数分解:

$2^4\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2917}}^1$

素因数の和:3333

約数の個数: 40

約数和(自身を含む): 290912928

約数和(自身を除く): 159904624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 401, 802, 1604, 2807, 2917, 3208, 5614, 5834, 6416, 11228, 11668, 20419, 22456, 23336, 40838, 44912, 46672, 81676, 163352, 326704, 1169717, 2339434, 4678868, 8188019, 9357736, 16376038, 18715472, 32752076, 65504152, 131008304]

約数ペア:

[(1, 131008304), (2, 65504152), (4, 32752076), (7, 18715472), (8, 16376038), (14, 9357736), (16, 8188019), (28, 4678868), (56, 2339434), (112, 1169717), (401, 326704), (802, 163352), (1604, 81676), (2807, 46672), (2917, 44912), (3208, 40838), (5614, 23336), (5834, 22456), (6416, 20419), (11228, 11668)]