630921

素因数分解:

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

素因数の和:248

約数の個数: 16

約数和(自身を含む): 907200

約数和(自身を除く): 276279

約数列:

[1, 3, 17, 51, 89, 139, 267, 417, 1513, 2363, 4539, 7089, 12371, 37113, 210307, 630921]

約数ペア:

[(1, 630921), (3, 210307), (17, 37113), (51, 12371), (89, 7089), (139, 4539), (267, 2363), (417, 1513)]