425828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 846720

約数和(自身を除く): 420892

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 431, 494, 862, 988, 1724, 5603, 8189, 11206, 16378, 22412, 32756, 106457, 212914, 425828]

約数ペア:

[(1, 425828), (2, 212914), (4, 106457), (13, 32756), (19, 22412), (26, 16378), (38, 11206), (52, 8189), (76, 5603), (247, 1724), (431, 988), (494, 862)]