87207701

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1993}}^1$

素因数の和:2073

約数の個数: 24

約数和(自身を含む): 109111680

約数和(自身を除く): 21903979

約数列:

[1, 7, 19, 47, 49, 133, 329, 893, 931, 1993, 2303, 6251, 13951, 37867, 43757, 93671, 97657, 265069, 655697, 1779749, 1855483, 4589879, 12458243, 87207701]

約数ペア:

[(1, 87207701), (7, 12458243), (19, 4589879), (47, 1855483), (49, 1779749), (133, 655697), (329, 265069), (893, 97657), (931, 93671), (1993, 43757), (2303, 37867), (6251, 13951)]