551265

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 1040256

約数和(自身を除く): 488991

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 257, 429, 715, 771, 1285, 2145, 2827, 3341, 3855, 8481, 10023, 14135, 16705, 36751, 42405, 50115, 110253, 183755, 551265]

約数ペア:

[(1, 551265), (3, 183755), (5, 110253), (11, 50115), (13, 42405), (15, 36751), (33, 16705), (39, 14135), (55, 10023), (65, 8481), (143, 3855), (165, 3341), (195, 2827), (257, 2145), (429, 1285), (715, 771)]