202172859

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{23087}}^1$

素因数の和:23239

約数の個数: 24

約数和(自身を含む): 336161280

約数和(自身を除く): 133988421

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 8757, 23087, 69261, 161609, 207783, 484827, 1454481, 3209093, 9627279, 22463651, 28881837, 67390953, 202172859]

約数ペア:

[(1, 202172859), (3, 67390953), (7, 28881837), (9, 22463651), (21, 9627279), (63, 3209093), (139, 1454481), (417, 484827), (973, 207783), (1251, 161609), (2919, 69261), (8757, 23087)]