31550337

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12841}}^1$

素因数の和:12870

約数の個数: 32

約数和(自身を含む): 57532160

約数和(自身を除く): 25981823

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 12841, 38523, 89887, 115569, 166933, 269661, 346707, 500799, 808983, 1168531, 1502397, 2426949, 3505593, 4507191, 10516779, 31550337]

約数ペア:

[(1, 31550337), (3, 10516779), (7, 4507191), (9, 3505593), (13, 2426949), (21, 1502397), (27, 1168531), (39, 808983), (63, 500799), (91, 346707), (117, 269661), (189, 166933), (273, 115569), (351, 89887), (819, 38523), (2457, 12841)]