15643376

素因数分解:

$2^4\times 7^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1$

素因数の和:921

約数の個数: 40

約数和(自身を含む): 34863840

約数和(自身を除く): 19220464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 197, 394, 709, 788, 1379, 1418, 1576, 2758, 2836, 3152, 4963, 5516, 5672, 9926, 11032, 11344, 19852, 22064, 39704, 79408, 139673, 279346, 558692, 977711, 1117384, 1955422, 2234768, 3910844, 7821688, 15643376]

約数ペア:

[(1, 15643376), (2, 7821688), (4, 3910844), (7, 2234768), (8, 1955422), (14, 1117384), (16, 977711), (28, 558692), (56, 279346), (112, 139673), (197, 79408), (394, 39704), (709, 22064), (788, 19852), (1379, 11344), (1418, 11032), (1576, 9926), (2758, 5672), (2836, 5516), (3152, 4963)]