266978367

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{19763}}^1$

素因数の和:19867

約数の個数: 24

約数和(自身を含む): 411091200

約数和(自身を除く): 144112833

約数列:

[1, 3, 9, 19, 57, 79, 171, 237, 711, 1501, 4503, 13509, 19763, 59289, 177867, 375497, 1126491, 1561277, 3379473, 4683831, 14051493, 29664263, 88992789, 266978367]

約数ペア:

[(1, 266978367), (3, 88992789), (9, 29664263), (19, 14051493), (57, 4683831), (79, 3379473), (171, 1561277), (237, 1126491), (711, 375497), (1501, 177867), (4503, 59289), (13509, 19763)]