1253028735

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{81181}}^1$

素因数の和:81213

約数の個数: 48

約数和(自身を含む): 2532878400

約数和(自身を除く): 1279849665

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 1029, 1715, 2205, 3087, 5145, 15435, 81181, 243543, 405905, 568267, 730629, 1217715, 1704801, 2841335, 3653145, 3977869, 5114403, 8524005, 11933607, 19889345, 25572015, 27845083, 35800821, 59668035, 83535249, 139225415, 179004105, 250605747, 417676245, 1253028735]

約数ペア:

[(1, 1253028735), (3, 417676245), (5, 250605747), (7, 179004105), (9, 139225415), (15, 83535249), (21, 59668035), (35, 35800821), (45, 27845083), (49, 25572015), (63, 19889345), (105, 11933607), (147, 8524005), (245, 5114403), (315, 3977869), (343, 3653145), (441, 2841335), (735, 1704801), (1029, 1217715), (1715, 730629), (2205, 568267), (3087, 405905), (5145, 243543), (15435, 81181)]