263318169

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{20173}}^1$

素因数の和:20424

約数の個数: 16

約数和(自身を含む): 371201600

約数和(自身を除く): 107883431

約数列:

[1, 3, 19, 57, 229, 687, 4351, 13053, 20173, 60519, 383287, 1149861, 4619617, 13858851, 87772723, 263318169]

約数ペア:

[(1, 263318169), (3, 87772723), (19, 13858851), (57, 4619617), (229, 1149861), (687, 383287), (4351, 60519), (13053, 20173)]