291270855

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{3329}}^1$

素因数の和:3663

約数の個数: 32

約数和(自身を含む): 492307200

約数和(自身を除く): 201036345

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 307, 921, 1535, 3329, 4605, 5833, 9987, 16645, 17499, 29165, 49935, 63251, 87495, 189753, 316255, 948765, 1022003, 3066009, 5110015, 15330045, 19418057, 58254171, 97090285, 291270855]

約数ペア:

[(1, 291270855), (3, 97090285), (5, 58254171), (15, 19418057), (19, 15330045), (57, 5110015), (95, 3066009), (285, 1022003), (307, 948765), (921, 316255), (1535, 189753), (3329, 87495), (4605, 63251), (5833, 49935), (9987, 29165), (16645, 17499)]