3998431297

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{11503}}^1$

素因数の和:11677

約数の個数: 32

約数和(自身を含む): 5089001472

約数和(自身を除く): 1090570175

約数列:

[1, 7, 17, 23, 119, 127, 161, 391, 889, 2159, 2737, 2921, 11503, 15113, 20447, 49657, 80521, 195551, 264569, 347599, 1368857, 1460881, 1851983, 4497673, 10226167, 24834977, 31483711, 33600263, 173844839, 235201841, 571204471, 3998431297]

約数ペア:

[(1, 3998431297), (7, 571204471), (17, 235201841), (23, 173844839), (119, 33600263), (127, 31483711), (161, 24834977), (391, 10226167), (889, 4497673), (2159, 1851983), (2737, 1460881), (2921, 1368857), (11503, 347599), (15113, 264569), (20447, 195551), (49657, 80521)]