61844905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 81181440

約数和(自身を除く): 19336535

約数列:

[1, 5, 19, 53, 71, 95, 173, 265, 355, 865, 1007, 1349, 3287, 3763, 5035, 6745, 9169, 12283, 16435, 18815, 45845, 61415, 71497, 174211, 233377, 357485, 650999, 871055, 1166885, 3254995, 12368981, 61844905]

約数ペア:

[(1, 61844905), (5, 12368981), (19, 3254995), (53, 1166885), (71, 871055), (95, 650999), (173, 357485), (265, 233377), (355, 174211), (865, 71497), (1007, 61415), (1349, 45845), (3287, 18815), (3763, 16435), (5035, 12283), (6745, 9169)]