201041995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{1163}}^1$

素因数の和:1635

約数の個数: 32

約数和(自身を含む): 301708800

約数和(自身を除く): 100666805

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 449, 1163, 2245, 3143, 4939, 5815, 8141, 12793, 15715, 24695, 34573, 40705, 63965, 89551, 172865, 447755, 522187, 2610935, 3655309, 5744057, 18276545, 28720285, 40208399, 201041995]

約数ペア:

[(1, 201041995), (5, 40208399), (7, 28720285), (11, 18276545), (35, 5744057), (55, 3655309), (77, 2610935), (385, 522187), (449, 447755), (1163, 172865), (2245, 89551), (3143, 63965), (4939, 40705), (5815, 34573), (8141, 24695), (12793, 15715)]