156719379957

素因数分解:

$3^1\times 7^2\times {\mathrm{331}}^1\times {\mathrm{3220901}}^1$

素因数の和:3221249

約数の個数: 24

約数和(自身を含む): 243809397792

約数和(自身を除く): 87090017835

約数列:

[1, 3, 7, 21, 49, 147, 331, 993, 2317, 6951, 16219, 48657, 3220901, 9662703, 22546307, 67638921, 157824149, 473472447, 1066118231, 3198354693, 7462827617, 22388482851, 52239793319, 156719379957]

約数ペア:

[(1, 156719379957), (3, 52239793319), (7, 22388482851), (21, 7462827617), (49, 3198354693), (147, 1066118231), (331, 473472447), (993, 157824149), (2317, 67638921), (6951, 22546307), (16219, 9662703), (48657, 3220901)]