12289290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31511}}^1$

素因数の和:31534

約数の個数: 32

約数和(自身を含む): 31764096

約数和(自身を除く): 19474806

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 31511, 63022, 94533, 157555, 189066, 315110, 409643, 472665, 819286, 945330, 1228929, 2048215, 2457858, 4096430, 6144645, 12289290]

約数ペア:

[(1, 12289290), (2, 6144645), (3, 4096430), (5, 2457858), (6, 2048215), (10, 1228929), (13, 945330), (15, 819286), (26, 472665), (30, 409643), (39, 315110), (65, 189066), (78, 157555), (130, 94533), (195, 63022), (390, 31511)]