1247136385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1\times {\mathrm{487}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 1655748864

約数和(自身を除く): 408612479

約数列:

[1, 5, 11, 55, 101, 461, 487, 505, 1111, 2305, 2435, 5071, 5357, 5555, 25355, 26785, 46561, 49187, 224507, 232805, 245935, 512171, 541057, 1122535, 2469577, 2560855, 2705285, 12347885, 22675207, 113376035, 249427277, 1247136385]

約数ペア:

[(1, 1247136385), (5, 249427277), (11, 113376035), (55, 22675207), (101, 12347885), (461, 2705285), (487, 2560855), (505, 2469577), (1111, 1122535), (2305, 541057), (2435, 512171), (5071, 245935), (5357, 232805), (5555, 224507), (25355, 49187), (26785, 46561)]