28859955

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{773}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 49040640

約数和(自身を除く): 20180685

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 773, 1965, 2319, 2489, 3865, 7467, 11595, 12445, 14687, 37335, 44061, 73435, 101263, 220305, 303789, 506315, 1518945, 1923997, 5771991, 9619985, 28859955]

約数ペア:

[(1, 28859955), (3, 9619985), (5, 5771991), (15, 1923997), (19, 1518945), (57, 506315), (95, 303789), (131, 220305), (285, 101263), (393, 73435), (655, 44061), (773, 37335), (1965, 14687), (2319, 12445), (2489, 11595), (3865, 7467)]