1888398885

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{74449}}^1$

素因数の和:74565

約数の個数: 32

約数和(自身を含む): 3216240000

約数和(自身を除く): 1327841115

約数列:

[1, 3, 5, 15, 19, 57, 89, 95, 267, 285, 445, 1335, 1691, 5073, 8455, 25365, 74449, 223347, 372245, 1116735, 1414531, 4243593, 6625961, 7072655, 19877883, 21217965, 33129805, 99389415, 125893259, 377679777, 629466295, 1888398885]

約数ペア:

[(1, 1888398885), (3, 629466295), (5, 377679777), (15, 125893259), (19, 99389415), (57, 33129805), (89, 21217965), (95, 19877883), (267, 7072655), (285, 6625961), (445, 4243593), (1335, 1414531), (1691, 1116735), (5073, 372245), (8455, 223347), (25365, 74449)]