215538565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{863}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 298598400

約数和(自身を除く): 83059835

約数列:

[1, 5, 11, 19, 55, 95, 209, 239, 863, 1045, 1195, 2629, 4315, 4541, 9493, 13145, 16397, 22705, 47465, 49951, 81985, 180367, 206257, 249755, 901835, 1031285, 2268827, 3918883, 11344135, 19594415, 43107713, 215538565]

約数ペア:

[(1, 215538565), (5, 43107713), (11, 19594415), (19, 11344135), (55, 3918883), (95, 2268827), (209, 1031285), (239, 901835), (863, 249755), (1045, 206257), (1195, 180367), (2629, 81985), (4315, 49951), (4541, 47465), (9493, 22705), (13145, 16397)]