28405588

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{1277}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 51099552

約数和(自身を除く): 22693964

約数列:

[1, 2, 4, 67, 83, 134, 166, 268, 332, 1277, 2554, 5108, 5561, 11122, 22244, 85559, 105991, 171118, 211982, 342236, 423964, 7101397, 14202794, 28405588]

約数ペア:

[(1, 28405588), (2, 14202794), (4, 7101397), (67, 423964), (83, 342236), (134, 211982), (166, 171118), (268, 105991), (332, 85559), (1277, 22244), (2554, 11122), (5108, 5561)]