131217983

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:255

約数の個数: 24

約数和(自身を含む): 148835232

約数和(自身を除く): 17617249

約数列:

[1, 13, 43, 53, 103, 559, 689, 1339, 1849, 2279, 4429, 5459, 24037, 29627, 57577, 70967, 97997, 190447, 234737, 1273961, 2475811, 3051581, 10093691, 131217983]

約数ペア:

[(1, 131217983), (13, 10093691), (43, 3051581), (53, 2475811), (103, 1273961), (559, 234737), (689, 190447), (1339, 97997), (1849, 70967), (2279, 57577), (4429, 29627), (5459, 24037)]