213882630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{548417}}^1$

素因数の和:548440

約数の個数: 32

約数和(自身を含む): 552805344

約数和(自身を除く): 338922714

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 548417, 1096834, 1645251, 2742085, 3290502, 5484170, 7129421, 8226255, 14258842, 16452510, 21388263, 35647105, 42776526, 71294210, 106941315, 213882630]

約数ペア:

[(1, 213882630), (2, 106941315), (3, 71294210), (5, 42776526), (6, 35647105), (10, 21388263), (13, 16452510), (15, 14258842), (26, 8226255), (30, 7129421), (39, 5484170), (65, 3290502), (78, 2742085), (130, 1645251), (195, 1096834), (390, 548417)]