201891011

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 247726080

約数和(自身を除く): 45835069

約数列:

[1, 7, 29, 41, 127, 191, 203, 287, 889, 1189, 1337, 3683, 5207, 5539, 7831, 8323, 24257, 25781, 36449, 38773, 54817, 151003, 169799, 227099, 703453, 994537, 1057021, 1589693, 4924171, 6961759, 28841573, 201891011]

約数ペア:

[(1, 201891011), (7, 28841573), (29, 6961759), (41, 4924171), (127, 1589693), (191, 1057021), (203, 994537), (287, 703453), (889, 227099), (1189, 169799), (1337, 151003), (3683, 54817), (5207, 38773), (5539, 36449), (7831, 25781), (8323, 24257)]