201525191

素因数分解:

$7^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 265248000

約数和(自身を除く): 63722809

約数列:

[1, 7, 17, 19, 49, 107, 119, 133, 289, 323, 343, 749, 833, 931, 1819, 2023, 2033, 2261, 5243, 5491, 5831, 6517, 12733, 14161, 14231, 15827, 30923, 34561, 36701, 38437, 89131, 99127, 99617, 110789, 216461, 241927, 269059, 587537, 623917, 697319, 1515227, 1693489, 1883413, 4112759, 10606589, 11854423, 28789313, 201525191]

約数ペア:

[(1, 201525191), (7, 28789313), (17, 11854423), (19, 10606589), (49, 4112759), (107, 1883413), (119, 1693489), (133, 1515227), (289, 697319), (323, 623917), (343, 587537), (749, 269059), (833, 241927), (931, 216461), (1819, 110789), (2023, 99617), (2033, 99127), (2261, 89131), (5243, 38437), (5491, 36701), (5831, 34561), (6517, 30923), (12733, 15827), (14161, 14231)]