13211745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 22471680

約数和(自身を除く): 9259935

約数列:

[1, 3, 5, 15, 19, 57, 95, 151, 285, 307, 453, 755, 921, 1535, 2265, 2869, 4605, 5833, 8607, 14345, 17499, 29165, 43035, 46357, 87495, 139071, 231785, 695355, 880783, 2642349, 4403915, 13211745]

約数ペア:

[(1, 13211745), (3, 4403915), (5, 2642349), (15, 880783), (19, 695355), (57, 231785), (95, 139071), (151, 87495), (285, 46357), (307, 43035), (453, 29165), (755, 17499), (921, 14345), (1535, 8607), (2265, 5833), (2869, 4605)]