201808191

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2069}}^1$

素因数の和:2187

約数の個数: 32

約数和(自身を含む): 301855680

約数和(自身を除く): 100047489

約数列:

[1, 3, 13, 39, 41, 61, 123, 183, 533, 793, 1599, 2069, 2379, 2501, 6207, 7503, 26897, 32513, 80691, 84829, 97539, 126209, 254487, 378627, 1102777, 1640717, 3308331, 4922151, 5174569, 15523707, 67269397, 201808191]

約数ペア:

[(1, 201808191), (3, 67269397), (13, 15523707), (39, 5174569), (41, 4922151), (61, 3308331), (123, 1640717), (183, 1102777), (533, 378627), (793, 254487), (1599, 126209), (2069, 97539), (2379, 84829), (2501, 80691), (6207, 32513), (7503, 26897)]