131431426

素因数分解:

$2^1\times 7^3\times {\mathrm{283}}^1\times {\mathrm{677}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 231062400

約数和(自身を除く): 99630974

約数列:

[1, 2, 7, 14, 49, 98, 283, 343, 566, 677, 686, 1354, 1981, 3962, 4739, 9478, 13867, 27734, 33173, 66346, 97069, 191591, 194138, 232211, 383182, 464422, 1341137, 2682274, 9387959, 18775918, 65715713, 131431426]

約数ペア:

[(1, 131431426), (2, 65715713), (7, 18775918), (14, 9387959), (49, 2682274), (98, 1341137), (283, 464422), (343, 383182), (566, 232211), (677, 194138), (686, 191591), (1354, 97069), (1981, 66346), (3962, 33173), (4739, 27734), (9478, 13867)]