31651473

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3449}}^1$

素因数の和:3501

約数の個数: 32

約数和(自身を含む): 52992000

約数和(自身を除く): 21340527

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 3059, 3449, 9177, 10347, 24143, 65531, 72429, 79327, 196593, 237981, 458717, 555289, 1376151, 1507213, 1665867, 4521639, 10550491, 31651473]

約数ペア:

[(1, 31651473), (3, 10550491), (7, 4521639), (19, 1665867), (21, 1507213), (23, 1376151), (57, 555289), (69, 458717), (133, 237981), (161, 196593), (399, 79327), (437, 72429), (483, 65531), (1311, 24143), (3059, 10347), (3449, 9177)]