28649355

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{971}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 52627968

約数和(自身を除く): 23978613

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 281, 843, 971, 1405, 1967, 2913, 4215, 4855, 5901, 6797, 9835, 14565, 20391, 29505, 33985, 101955, 272851, 818553, 1364255, 1909957, 4092765, 5729871, 9549785, 28649355]

約数ペア:

[(1, 28649355), (3, 9549785), (5, 5729871), (7, 4092765), (15, 1909957), (21, 1364255), (35, 818553), (105, 272851), (281, 101955), (843, 33985), (971, 29505), (1405, 20391), (1967, 14565), (2913, 9835), (4215, 6797), (4855, 5901)]