16954427

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 32

約数和(自身を含む): 21626880

約数和(自身を除く): 4672453

約数列:

[1, 7, 23, 31, 43, 79, 161, 217, 301, 553, 713, 989, 1333, 1817, 2449, 3397, 4991, 6923, 9331, 12719, 17143, 23779, 30659, 56327, 78131, 105307, 214613, 394289, 546917, 737149, 2422061, 16954427]

約数ペア:

[(1, 16954427), (7, 2422061), (23, 737149), (31, 546917), (43, 394289), (79, 214613), (161, 105307), (217, 78131), (301, 56327), (553, 30659), (713, 23779), (989, 17143), (1333, 12719), (1817, 9331), (2449, 6923), (3397, 4991)]