77285985

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1481}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 145971072

約数和(自身を除く): 68685087

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 71, 105, 147, 213, 245, 355, 497, 735, 1065, 1481, 1491, 2485, 3479, 4443, 7405, 7455, 10367, 10437, 17395, 22215, 31101, 51835, 52185, 72569, 105151, 155505, 217707, 315453, 362845, 525755, 736057, 1088535, 1577265, 2208171, 3680285, 5152399, 11040855, 15457197, 25761995, 77285985]

約数ペア:

[(1, 77285985), (3, 25761995), (5, 15457197), (7, 11040855), (15, 5152399), (21, 3680285), (35, 2208171), (49, 1577265), (71, 1088535), (105, 736057), (147, 525755), (213, 362845), (245, 315453), (355, 217707), (497, 155505), (735, 105151), (1065, 72569), (1481, 52185), (1491, 51835), (2485, 31101), (3479, 22215), (4443, 17395), (7405, 10437), (7455, 10367)]