213648825

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{607}}^1$

素因数の和:671

約数の個数: 72

約数和(自身を含む): 402140928

約数和(自身を除く): 188492103

約数列:

[1, 3, 5, 13, 15, 19, 25, 39, 57, 65, 75, 95, 195, 247, 285, 325, 361, 475, 607, 741, 975, 1083, 1235, 1425, 1805, 1821, 3035, 3705, 4693, 5415, 6175, 7891, 9025, 9105, 11533, 14079, 15175, 18525, 23465, 23673, 27075, 34599, 39455, 45525, 57665, 70395, 117325, 118365, 149929, 172995, 197275, 219127, 288325, 351975, 449787, 591825, 657381, 749645, 864975, 1095635, 2248935, 2848651, 3286905, 3748225, 5478175, 8545953, 11244675, 14243255, 16434525, 42729765, 71216275, 213648825]

約数ペア:

[(1, 213648825), (3, 71216275), (5, 42729765), (13, 16434525), (15, 14243255), (19, 11244675), (25, 8545953), (39, 5478175), (57, 3748225), (65, 3286905), (75, 2848651), (95, 2248935), (195, 1095635), (247, 864975), (285, 749645), (325, 657381), (361, 591825), (475, 449787), (607, 351975), (741, 288325), (975, 219127), (1083, 197275), (1235, 172995), (1425, 149929), (1805, 118365), (1821, 117325), (3035, 70395), (3705, 57665), (4693, 45525), (5415, 39455), (6175, 34599), (7891, 27075), (9025, 23673), (9105, 23465), (11533, 18525), (14079, 15175)]