131896965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{517243}}^1$

素因数の和:517268

約数の個数: 16

約数和(自身を含む): 223449408

約数和(自身を除く): 91552443

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 517243, 1551729, 2586215, 7758645, 8793131, 26379393, 43965655, 131896965]

約数ペア:

[(1, 131896965), (3, 43965655), (5, 26379393), (15, 8793131), (17, 7758645), (51, 2586215), (85, 1551729), (255, 517243)]