2211447

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 3604480

約数和(自身を除く): 1393033

約数列:

[1, 3, 7, 21, 31, 43, 79, 93, 129, 217, 237, 301, 553, 651, 903, 1333, 1659, 2449, 3397, 3999, 7347, 9331, 10191, 17143, 23779, 27993, 51429, 71337, 105307, 315921, 737149, 2211447]

約数ペア:

[(1, 2211447), (3, 737149), (7, 315921), (21, 105307), (31, 71337), (43, 51429), (79, 27993), (93, 23779), (129, 17143), (217, 10191), (237, 9331), (301, 7347), (553, 3999), (651, 3397), (903, 2449), (1333, 1659)]