28107777

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{379}}^1\times {\mathrm{419}}^1$

素因数の和:860

約数の個数: 16

約数和(自身を含む): 38304000

約数和(自身を除く): 10196223

約数列:

[1, 3, 59, 177, 379, 419, 1137, 1257, 22361, 24721, 67083, 74163, 158801, 476403, 9369259, 28107777]

約数ペア:

[(1, 28107777), (3, 9369259), (59, 476403), (177, 158801), (379, 74163), (419, 67083), (1137, 24721), (1257, 22361)]