56151969

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^2\times {\mathrm{139}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 80750880

約数和(自身を除く): 24598911

約数列:

[1, 3, 17, 51, 89, 139, 267, 417, 1513, 2363, 4539, 7089, 7921, 12371, 23763, 37113, 134657, 210307, 403971, 630921, 1101019, 3303057, 18717323, 56151969]

約数ペア:

[(1, 56151969), (3, 18717323), (17, 3303057), (51, 1101019), (89, 630921), (139, 403971), (267, 210307), (417, 134657), (1513, 37113), (2363, 23763), (4539, 12371), (7089, 7921)]