13581865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 19232640

約数和(自身を除く): 5650775

約数列:

[1, 5, 11, 19, 41, 55, 95, 205, 209, 317, 451, 779, 1045, 1585, 2255, 3487, 3895, 6023, 8569, 12997, 17435, 30115, 42845, 64985, 66253, 142967, 246943, 331265, 714835, 1234715, 2716373, 13581865]

約数ペア:

[(1, 13581865), (5, 2716373), (11, 1234715), (19, 714835), (41, 331265), (55, 246943), (95, 142967), (205, 66253), (209, 64985), (317, 42845), (451, 30115), (779, 17435), (1045, 12997), (1585, 8569), (2255, 6023), (3487, 3895)]