280069004516

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163974827}}^1$

素因数の和:163974899

約数の個数: 24

約数和(自身を含む): 569320602816

約数和(自身を除く): 289251598300

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 163974827, 327949654, 655899308, 1147823789, 2295647578, 4591295156, 10002464447, 20004928894, 40009857788, 70017251129, 140034502258, 280069004516]

約数ペア:

[(1, 280069004516), (2, 140034502258), (4, 70017251129), (7, 40009857788), (14, 20004928894), (28, 10002464447), (61, 4591295156), (122, 2295647578), (244, 1147823789), (427, 655899308), (854, 327949654), (1708, 163974827)]