61380285

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{240707}}^1$

素因数の和:240732

約数の個数: 16

約数和(自身を含む): 103985856

約数和(自身を除く): 42605571

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 240707, 722121, 1203535, 3610605, 4092019, 12276057, 20460095, 61380285]

約数ペア:

[(1, 61380285), (3, 20460095), (5, 12276057), (15, 4092019), (17, 3610605), (51, 1203535), (85, 722121), (255, 240707)]