180109917

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1091}}^1$

素因数の和:1210

約数の個数: 48

約数和(自身を含む): 300500928

約数和(自身を除く): 120391011

約数列:

[1, 3, 9, 13, 17, 39, 51, 83, 117, 153, 221, 249, 663, 747, 1079, 1091, 1411, 1989, 3237, 3273, 4233, 9711, 9819, 12699, 14183, 18343, 18547, 42549, 55029, 55641, 90553, 127647, 165087, 166923, 241111, 271659, 723333, 814977, 1177189, 1539401, 2169999, 3531567, 4618203, 10594701, 13854609, 20012213, 60036639, 180109917]

約数ペア:

[(1, 180109917), (3, 60036639), (9, 20012213), (13, 13854609), (17, 10594701), (39, 4618203), (51, 3531567), (83, 2169999), (117, 1539401), (153, 1177189), (221, 814977), (249, 723333), (663, 271659), (747, 241111), (1079, 166923), (1091, 165087), (1411, 127647), (1989, 90553), (3237, 55641), (3273, 55029), (4233, 42549), (9711, 18547), (9819, 18343), (12699, 14183)]