38857725

素因数分解:

$3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:672

約数の個数: 60

約数和(自身を含む): 74419840

約数和(自身を除く): 35562115

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 155, 225, 279, 405, 465, 619, 675, 775, 837, 1395, 1857, 2025, 2325, 2511, 3095, 4185, 5571, 6975, 9285, 12555, 15475, 16713, 19189, 20925, 27855, 46425, 50139, 57567, 62775, 83565, 95945, 139275, 172701, 250695, 287835, 417825, 479725, 518103, 863505, 1253475, 1439175, 1554309, 2590515, 4317525, 7771545, 12952575, 38857725]

約数ペア:

[(1, 38857725), (3, 12952575), (5, 7771545), (9, 4317525), (15, 2590515), (25, 1554309), (27, 1439175), (31, 1253475), (45, 863505), (75, 518103), (81, 479725), (93, 417825), (135, 287835), (155, 250695), (225, 172701), (279, 139275), (405, 95945), (465, 83565), (619, 62775), (675, 57567), (775, 50139), (837, 46425), (1395, 27855), (1857, 20925), (2025, 19189), (2325, 16713), (2511, 15475), (3095, 12555), (4185, 9285), (5571, 6975)]