198729245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{557}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 281232000

約数和(自身を除く): 82502755

約数列:

[1, 5, 11, 13, 55, 65, 143, 499, 557, 715, 2495, 2785, 5489, 6127, 6487, 7241, 27445, 30635, 32435, 36205, 71357, 79651, 277943, 356785, 398255, 1389715, 3057373, 3613259, 15286865, 18066295, 39745849, 198729245]

約数ペア:

[(1, 198729245), (5, 39745849), (11, 18066295), (13, 15286865), (55, 3613259), (65, 3057373), (143, 1389715), (499, 398255), (557, 356785), (715, 277943), (2495, 79651), (2785, 71357), (5489, 36205), (6127, 32435), (6487, 30635), (7241, 27445)]