12195309

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7351}}^1$

素因数の和:7440

約数の個数: 16

約数和(自身を含む): 18821120

約数和(自身を除く): 6625811

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 7351, 22053, 51457, 154371, 580729, 1742187, 4065103, 12195309]

約数ペア:

[(1, 12195309), (3, 4065103), (7, 1742187), (21, 580729), (79, 154371), (237, 51457), (553, 22053), (1659, 7351)]