215126395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{1471}}^1\times {\mathrm{2659}}^1$

素因数の和:4146

約数の個数: 16

約数和(自身を含む): 281917440

約数和(自身を除く): 66791045

約数列:

[1, 5, 11, 55, 1471, 2659, 7355, 13295, 16181, 29249, 80905, 146245, 3911389, 19556945, 43025279, 215126395]

約数ペア:

[(1, 215126395), (5, 43025279), (11, 19556945), (55, 3911389), (1471, 146245), (2659, 80905), (7355, 29249), (13295, 16181)]