12991290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{33311}}^1$

素因数の和:33334

約数の個数: 32

約数和(自身を含む): 33578496

約数和(自身を除く): 20587206

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 33311, 66622, 99933, 166555, 199866, 333110, 433043, 499665, 866086, 999330, 1299129, 2165215, 2598258, 4330430, 6495645, 12991290]

約数ペア:

[(1, 12991290), (2, 6495645), (3, 4330430), (5, 2598258), (6, 2165215), (10, 1299129), (13, 999330), (15, 866086), (26, 499665), (30, 433043), (39, 333110), (65, 199866), (78, 166555), (130, 99933), (195, 66622), (390, 33311)]