78465185

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{12347}}^1$

素因数の和:12424

約数の個数: 16

約数和(自身を含む): 99574272

約数和(自身を除く): 21109087

約数列:

[1, 5, 31, 41, 155, 205, 1271, 6355, 12347, 61735, 382757, 506227, 1913785, 2531135, 15693037, 78465185]

約数ペア:

[(1, 78465185), (5, 15693037), (31, 2531135), (41, 1913785), (155, 506227), (205, 382757), (1271, 61735), (6355, 12347)]