1648881

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{829}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 2719080

約数和(自身を除く): 1070199

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 829, 1989, 2487, 7461, 10777, 14093, 32331, 42279, 96993, 126837, 183209, 549627, 1648881]

約数ペア:

[(1, 1648881), (3, 549627), (9, 183209), (13, 126837), (17, 96993), (39, 42279), (51, 32331), (117, 14093), (153, 10777), (221, 7461), (663, 2487), (829, 1989)]