13251645

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1409}}^1$

素因数の和:1450

約数の個数: 48

約数和(自身を含む): 26395200

約数和(自身を除く): 13143555

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 627, 855, 1045, 1409, 1881, 3135, 4227, 7045, 9405, 12681, 15499, 21135, 26771, 46497, 63405, 77495, 80313, 133855, 139491, 232485, 240939, 294481, 401565, 697455, 883443, 1204695, 1472405, 2650329, 4417215, 13251645]

約数ペア:

[(1, 13251645), (3, 4417215), (5, 2650329), (9, 1472405), (11, 1204695), (15, 883443), (19, 697455), (33, 401565), (45, 294481), (55, 240939), (57, 232485), (95, 139491), (99, 133855), (165, 80313), (171, 77495), (209, 63405), (285, 46497), (495, 26771), (627, 21135), (855, 15499), (1045, 12681), (1409, 9405), (1881, 7045), (3135, 4227)]