1638970671

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{977323}}^1$

素因数の和:977382

約数の個数: 16

約数和(自身を含む): 2408126336

約数和(自身を除く): 769155665

約数列:

[1, 3, 13, 39, 43, 129, 559, 1677, 977323, 2931969, 12705199, 38115597, 42024889, 126074667, 546323557, 1638970671]

約数ペア:

[(1, 1638970671), (3, 546323557), (13, 126074667), (39, 42024889), (43, 38115597), (129, 12705199), (559, 2931969), (1677, 977323)]