28409316

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{182111}}^1$

素因数の和:182131

約数の個数: 24

約数和(自身を含む): 71387904

約数和(自身を除く): 42978588

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 182111, 364222, 546333, 728444, 1092666, 2185332, 2367443, 4734886, 7102329, 9469772, 14204658, 28409316]

約数ペア:

[(1, 28409316), (2, 14204658), (3, 9469772), (4, 7102329), (6, 4734886), (12, 2367443), (13, 2185332), (26, 1092666), (39, 728444), (52, 546333), (78, 364222), (156, 182111)]