2788780589

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1\times {\mathrm{701}}^1$

素因数の和:1157

約数の個数: 32

約数和(自身を含む): 3423244032

約数和(自身を除く): 634463443

約数列:

[1, 7, 17, 101, 119, 331, 701, 707, 1717, 2317, 4907, 5627, 11917, 12019, 33431, 39389, 70801, 83419, 232031, 234017, 495607, 568327, 1203617, 1624217, 3944527, 3978289, 8425319, 23435131, 27611689, 164045917, 398397227, 2788780589]

約数ペア:

[(1, 2788780589), (7, 398397227), (17, 164045917), (101, 27611689), (119, 23435131), (331, 8425319), (701, 3978289), (707, 3944527), (1717, 1624217), (2317, 1203617), (4907, 568327), (5627, 495607), (11917, 234017), (12019, 232031), (33431, 83419), (39389, 70801)]