216178605

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:547

約数の個数: 64

約数和(自身を含む): 399237120

約数和(自身を除く): 183058515

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 113, 135, 185, 333, 339, 383, 555, 565, 999, 1017, 1149, 1665, 1695, 1915, 3051, 3447, 4181, 4995, 5085, 5745, 10341, 12543, 14171, 15255, 17235, 20905, 37629, 42513, 43279, 51705, 62715, 70855, 112887, 127539, 129837, 188145, 212565, 216395, 382617, 389511, 564435, 637695, 649185, 1168533, 1601323, 1913085, 1947555, 4803969, 5842665, 8006615, 14411907, 24019845, 43235721, 72059535, 216178605]

約数ペア:

[(1, 216178605), (3, 72059535), (5, 43235721), (9, 24019845), (15, 14411907), (27, 8006615), (37, 5842665), (45, 4803969), (111, 1947555), (113, 1913085), (135, 1601323), (185, 1168533), (333, 649185), (339, 637695), (383, 564435), (555, 389511), (565, 382617), (999, 216395), (1017, 212565), (1149, 188145), (1665, 129837), (1695, 127539), (1915, 112887), (3051, 70855), (3447, 62715), (4181, 51705), (4995, 43279), (5085, 42513), (5745, 37629), (10341, 20905), (12543, 17235), (14171, 15255)]