2554307

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:266

約数の個数: 16

約数和(自身を含む): 3072000

約数和(自身を除く): 517693

約数列:

[1, 7, 31, 79, 149, 217, 553, 1043, 2449, 4619, 11771, 17143, 32333, 82397, 364901, 2554307]

約数ペア:

[(1, 2554307), (7, 364901), (31, 82397), (79, 32333), (149, 17143), (217, 11771), (553, 4619), (1043, 2449)]