156640852221

素因数分解:

$3^1\times 7^1\times {\mathrm{3853}}^1\times {\mathrm{1935917}}^1$

素因数の和:1939780

約数の個数: 16

約数和(自身を含む): 238752895104

約数和(自身を除く): 82112042883

約数列:

[1, 3, 7, 21, 3853, 11559, 26971, 80913, 1935917, 5807751, 13551419, 40654257, 7459088201, 22377264603, 52213617407, 156640852221]

約数ペア:

[(1, 156640852221), (3, 52213617407), (7, 22377264603), (21, 7459088201), (3853, 40654257), (11559, 13551419), (26971, 5807751), (80913, 1935917)]