1286841

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:272

約数の個数: 16

約数和(自身を含む): 1801728

約数和(自身を除く): 514887

約数列:

[1, 3, 31, 93, 101, 137, 303, 411, 3131, 4247, 9393, 12741, 13837, 41511, 428947, 1286841]

約数ペア:

[(1, 1286841), (3, 428947), (31, 41511), (93, 13837), (101, 12741), (137, 9393), (303, 4247), (411, 3131)]