128565723

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15773}}^1$

素因数の和:15819

約数の個数: 32

約数和(自身を含む): 212002560

約数和(自身を除く): 83436837

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2717, 8151, 15773, 47319, 173503, 205049, 299687, 520509, 615147, 899061, 2255539, 3296557, 3895931, 6766617, 9889671, 11687793, 42855241, 128565723]

約数ペア:

[(1, 128565723), (3, 42855241), (11, 11687793), (13, 9889671), (19, 6766617), (33, 3895931), (39, 3296557), (57, 2255539), (143, 899061), (209, 615147), (247, 520509), (429, 299687), (627, 205049), (741, 173503), (2717, 47319), (8151, 15773)]