72378765

素因数分解:

$3^7\times 5^1\times {\mathrm{6619}}^1$

素因数の和:6645

約数の個数: 32

約数和(自身を含む): 130281600

約数和(自身を除く): 57902835

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 2187, 3645, 6619, 10935, 19857, 33095, 59571, 99285, 178713, 297855, 536139, 893565, 1608417, 2680695, 4825251, 8042085, 14475753, 24126255, 72378765]

約数ペア:

[(1, 72378765), (3, 24126255), (5, 14475753), (9, 8042085), (15, 4825251), (27, 2680695), (45, 1608417), (81, 893565), (135, 536139), (243, 297855), (405, 178713), (729, 99285), (1215, 59571), (2187, 33095), (3645, 19857), (6619, 10935)]