253417491340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{974682659}}^1$

素因数の和:974682681

約数の個数: 24

約数和(自身を含む): 573113404080

約数和(自身を除く): 319695912740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 974682659, 1949365318, 3898730636, 4873413295, 9746826590, 12670874567, 19493653180, 25341749134, 50683498268, 63354372835, 126708745670, 253417491340]

約数ペア:

[(1, 253417491340), (2, 126708745670), (4, 63354372835), (5, 50683498268), (10, 25341749134), (13, 19493653180), (20, 12670874567), (26, 9746826590), (52, 4873413295), (65, 3898730636), (130, 1949365318), (260, 974682659)]