19121475

素因数分解:

$3^1\times 5^2\times {\mathrm{193}}^1\times {\mathrm{1321}}^1$

素因数の和:1527

約数の個数: 24

約数和(自身を含む): 31802032

約数和(自身を除く): 12680557

約数列:

[1, 3, 5, 15, 25, 75, 193, 579, 965, 1321, 2895, 3963, 4825, 6605, 14475, 19815, 33025, 99075, 254953, 764859, 1274765, 3824295, 6373825, 19121475]

約数ペア:

[(1, 19121475), (3, 6373825), (5, 3824295), (15, 1274765), (25, 764859), (75, 254953), (193, 99075), (579, 33025), (965, 19815), (1321, 14475), (2895, 6605), (3963, 4825)]