9915009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 15052800

約数和(自身を除く): 5137791

約数列:

[1, 3, 13, 31, 39, 59, 93, 139, 177, 403, 417, 767, 1209, 1807, 1829, 2301, 4309, 5421, 5487, 8201, 12927, 23777, 24603, 56017, 71331, 106613, 168051, 254231, 319839, 762693, 3305003, 9915009]

約数ペア:

[(1, 9915009), (3, 3305003), (13, 762693), (31, 319839), (39, 254231), (59, 168051), (93, 106613), (139, 71331), (177, 56017), (403, 24603), (417, 23777), (767, 12927), (1209, 8201), (1807, 5487), (1829, 5421), (2301, 4309)]