51890931

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3049}}^1$

素因数の和:3147

約数の個数: 24

約数和(自身を含む): 78665600

約数和(自身を除く): 26774669

約数列:

[1, 3, 9, 31, 61, 93, 183, 279, 549, 1891, 3049, 5673, 9147, 17019, 27441, 94519, 185989, 283557, 557967, 850671, 1673901, 5765659, 17296977, 51890931]

約数ペア:

[(1, 51890931), (3, 17296977), (9, 5765659), (31, 1673901), (61, 850671), (93, 557967), (183, 283557), (279, 185989), (549, 94519), (1891, 27441), (3049, 17019), (5673, 9147)]