181519245

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 332040960

約数和(自身を除く): 150521715

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 113, 135, 163, 219, 339, 365, 489, 565, 657, 815, 1017, 1095, 1467, 1695, 1971, 2445, 3051, 3285, 4401, 5085, 7335, 8249, 9855, 11899, 15255, 18419, 22005, 24747, 35697, 41245, 55257, 59495, 74241, 92095, 107091, 123735, 165771, 178485, 222723, 276285, 321273, 371205, 497313, 535455, 828855, 1113615, 1344587, 1606365, 2486565, 4033761, 6722935, 12101283, 20168805, 36303849, 60506415, 181519245]

約数ペア:

[(1, 181519245), (3, 60506415), (5, 36303849), (9, 20168805), (15, 12101283), (27, 6722935), (45, 4033761), (73, 2486565), (113, 1606365), (135, 1344587), (163, 1113615), (219, 828855), (339, 535455), (365, 497313), (489, 371205), (565, 321273), (657, 276285), (815, 222723), (1017, 178485), (1095, 165771), (1467, 123735), (1695, 107091), (1971, 92095), (2445, 74241), (3051, 59495), (3285, 55257), (4401, 41245), (5085, 35697), (7335, 24747), (8249, 22005), (9855, 18419), (11899, 15255)]