71304885

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1123}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 132560064

約数和(自身を除く): 61255179

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 83, 85, 153, 249, 255, 415, 747, 765, 1123, 1245, 1411, 3369, 3735, 4233, 5615, 7055, 10107, 12699, 16845, 19091, 21165, 50535, 57273, 63495, 93209, 95455, 171819, 279627, 286365, 466045, 838881, 859095, 1398135, 1584553, 4194405, 4753659, 7922765, 14260977, 23768295, 71304885]

約数ペア:

[(1, 71304885), (3, 23768295), (5, 14260977), (9, 7922765), (15, 4753659), (17, 4194405), (45, 1584553), (51, 1398135), (83, 859095), (85, 838881), (153, 466045), (249, 286365), (255, 279627), (415, 171819), (747, 95455), (765, 93209), (1123, 63495), (1245, 57273), (1411, 50535), (3369, 21165), (3735, 19091), (4233, 16845), (5615, 12699), (7055, 10107)]