87193731

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 128342016

約数和(自身を除く): 41148285

約数列:

[1, 3, 17, 31, 51, 93, 131, 393, 421, 527, 1263, 1581, 2227, 4061, 6681, 7157, 12183, 13051, 21471, 39153, 55151, 69037, 165453, 207111, 221867, 665601, 937567, 1709681, 2812701, 5129043, 29064577, 87193731]

約数ペア:

[(1, 87193731), (3, 29064577), (17, 5129043), (31, 2812701), (51, 1709681), (93, 937567), (131, 665601), (393, 221867), (421, 207111), (527, 165453), (1263, 69037), (1581, 55151), (2227, 39153), (4061, 21471), (6681, 13051), (7157, 12183)]