86837331

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 135475200

約数和(自身を除く): 48637869

約数列:

[1, 3, 7, 21, 71, 139, 213, 417, 419, 497, 973, 1257, 1491, 2919, 2933, 8799, 9869, 29607, 29749, 58241, 69083, 89247, 174723, 207249, 208243, 407687, 624729, 1223061, 4135111, 12405333, 28945777, 86837331]

約数ペア:

[(1, 86837331), (3, 28945777), (7, 12405333), (21, 4135111), (71, 1223061), (139, 624729), (213, 407687), (417, 208243), (419, 207249), (497, 174723), (973, 89247), (1257, 69083), (1491, 58241), (2919, 29749), (2933, 29607), (8799, 9869)]