68457361

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 88258800

約数和(自身を除く): 19801439

約数列:

[1, 7, 19, 23, 49, 133, 139, 161, 437, 529, 931, 973, 1127, 2641, 3059, 3197, 3703, 6811, 10051, 18487, 21413, 22379, 25921, 60743, 70357, 73531, 129409, 156653, 425201, 492499, 514717, 1397089, 2976407, 3603019, 9779623, 68457361]

約数ペア:

[(1, 68457361), (7, 9779623), (19, 3603019), (23, 2976407), (49, 1397089), (133, 514717), (139, 492499), (161, 425201), (437, 156653), (529, 129409), (931, 73531), (973, 70357), (1127, 60743), (2641, 25921), (3059, 22379), (3197, 21413), (3703, 18487), (6811, 10051)]