11691875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{1439}}^1$

素因数の和:1472

約数の個数: 20

約数和(自身を含む): 15744960

約数和(自身を除く): 4053085

約数列:

[1, 5, 13, 25, 65, 125, 325, 625, 1439, 1625, 7195, 8125, 18707, 35975, 93535, 179875, 467675, 899375, 2338375, 11691875]

約数ペア:

[(1, 11691875), (5, 2338375), (13, 899375), (25, 467675), (65, 179875), (125, 93535), (325, 35975), (625, 18707), (1439, 8125), (1625, 7195)]