2124395

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 3447360

約数和(自身を除く): 1322965

約数列:

[1, 5, 7, 13, 23, 29, 35, 49, 65, 91, 115, 145, 161, 203, 245, 299, 377, 455, 637, 667, 805, 1015, 1127, 1421, 1495, 1885, 2093, 2639, 3185, 3335, 4669, 5635, 7105, 8671, 10465, 13195, 14651, 18473, 23345, 32683, 43355, 60697, 73255, 92365, 163415, 303485, 424879, 2124395]

約数ペア:

[(1, 2124395), (5, 424879), (7, 303485), (13, 163415), (23, 92365), (29, 73255), (35, 60697), (49, 43355), (65, 32683), (91, 23345), (115, 18473), (145, 14651), (161, 13195), (203, 10465), (245, 8671), (299, 7105), (377, 5635), (455, 4669), (637, 3335), (667, 3185), (805, 2639), (1015, 2093), (1127, 1885), (1421, 1495)]