2144735

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:274

約数の個数: 16

約数和(自身を含む): 2702592

約数和(自身を除く): 557857

約数列:

[1, 5, 31, 101, 137, 155, 505, 685, 3131, 4247, 13837, 15655, 21235, 69185, 428947, 2144735]

約数ペア:

[(1, 2144735), (5, 428947), (31, 69185), (101, 21235), (137, 15655), (155, 13837), (505, 4247), (685, 3131)]