15676809981

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2579}}^1\times {\mathrm{17027}}^1$

素因数の和:19633

約数の個数: 32

約数和(自身を含む): 25304970240

約数和(自身を除く): 9628160259

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 2579, 7737, 17027, 18053, 43843, 51081, 54159, 119189, 131529, 289459, 306901, 357567, 868377, 920703, 2026213, 6078639, 43912633, 131737899, 307388431, 746514761, 922165293, 2239544283, 5225603327, 15676809981]

約数ペア:

[(1, 15676809981), (3, 5225603327), (7, 2239544283), (17, 922165293), (21, 746514761), (51, 307388431), (119, 131737899), (357, 43912633), (2579, 6078639), (7737, 2026213), (17027, 920703), (18053, 868377), (43843, 357567), (51081, 306901), (54159, 289459), (119189, 131529)]