18062925

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{457}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 32712192

約数和(自身を除く): 14649267

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 155, 255, 425, 457, 465, 527, 775, 1275, 1371, 1581, 2285, 2325, 2635, 6855, 7769, 7905, 11425, 13175, 14167, 23307, 34275, 38845, 39525, 42501, 70835, 116535, 194225, 212505, 240839, 354175, 582675, 722517, 1062525, 1204195, 3612585, 6020975, 18062925]

約数ペア:

[(1, 18062925), (3, 6020975), (5, 3612585), (15, 1204195), (17, 1062525), (25, 722517), (31, 582675), (51, 354175), (75, 240839), (85, 212505), (93, 194225), (155, 116535), (255, 70835), (425, 42501), (457, 39525), (465, 38845), (527, 34275), (775, 23307), (1275, 14167), (1371, 13175), (1581, 11425), (2285, 7905), (2325, 7769), (2635, 6855)]