38728755

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 72858240

約数和(自身を除く): 34129485

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 239, 277, 585, 717, 831, 1195, 1385, 2151, 2493, 3107, 3585, 3601, 4155, 9321, 10755, 10803, 12465, 15535, 18005, 27963, 32409, 46605, 54015, 66203, 139815, 162045, 198609, 331015, 595827, 860639, 993045, 2581917, 2979135, 4303195, 7745751, 12909585, 38728755]

約数ペア:

[(1, 38728755), (3, 12909585), (5, 7745751), (9, 4303195), (13, 2979135), (15, 2581917), (39, 993045), (45, 860639), (65, 595827), (117, 331015), (195, 198609), (239, 162045), (277, 139815), (585, 66203), (717, 54015), (831, 46605), (1195, 32409), (1385, 27963), (2151, 18005), (2493, 15535), (3107, 12465), (3585, 10803), (3601, 10755), (4155, 9321)]