196990745

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2287}}^1$

素因数の和:2429

約数の個数: 32

約数和(自身を含む): 284663808

約数和(自身を除く): 87673063

約数列:

[1, 5, 7, 23, 35, 107, 115, 161, 535, 749, 805, 2287, 2461, 3745, 11435, 12305, 16009, 17227, 52601, 80045, 86135, 244709, 263005, 368207, 1223545, 1712963, 1841035, 5628307, 8564815, 28141535, 39398149, 196990745]

約数ペア:

[(1, 196990745), (5, 39398149), (7, 28141535), (23, 8564815), (35, 5628307), (107, 1841035), (115, 1712963), (161, 1223545), (535, 368207), (749, 263005), (805, 244709), (2287, 86135), (2461, 80045), (3745, 52601), (11435, 17227), (12305, 16009)]