18187455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 34997760

約数和(自身を除く): 16810305

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 61, 65, 139, 143, 165, 183, 195, 305, 417, 429, 671, 695, 715, 793, 915, 1529, 1807, 2013, 2085, 2145, 2379, 3355, 3965, 4587, 5421, 7645, 8479, 8723, 9035, 10065, 11895, 19877, 22935, 25437, 26169, 27105, 42395, 43615, 59631, 93269, 99385, 110227, 127185, 130845, 279807, 298155, 330681, 466345, 551135, 1212497, 1399035, 1653405, 3637491, 6062485, 18187455]

約数ペア:

[(1, 18187455), (3, 6062485), (5, 3637491), (11, 1653405), (13, 1399035), (15, 1212497), (33, 551135), (39, 466345), (55, 330681), (61, 298155), (65, 279807), (139, 130845), (143, 127185), (165, 110227), (183, 99385), (195, 93269), (305, 59631), (417, 43615), (429, 42395), (671, 27105), (695, 26169), (715, 25437), (793, 22935), (915, 19877), (1529, 11895), (1807, 10065), (2013, 9035), (2085, 8723), (2145, 8479), (2379, 7645), (3355, 5421), (3965, 4587)]