28691108

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{971}}^1$

素因数の和:1147

約数の個数: 24

約数和(自身を含む): 51438240

約数和(自身を除く): 22747132

約数列:

[1, 2, 4, 83, 89, 166, 178, 332, 356, 971, 1942, 3884, 7387, 14774, 29548, 80593, 86419, 161186, 172838, 322372, 345676, 7172777, 14345554, 28691108]

約数ペア:

[(1, 28691108), (2, 14345554), (4, 7172777), (83, 345676), (89, 322372), (166, 172838), (178, 161186), (332, 86419), (356, 80593), (971, 29548), (1942, 14774), (3884, 7387)]