521683311838

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{809}}^1\times {\mathrm{859}}^1\times {\mathrm{2221}}^1$

素因数の和:3917

約数の個数: 48

約数和(自身を含む): 849767014800

約数和(自身を除く): 328083702962

約数列:

[1, 2, 13, 26, 169, 338, 809, 859, 1618, 1718, 2221, 4442, 10517, 11167, 21034, 22334, 28873, 57746, 136721, 145171, 273442, 290342, 375349, 694931, 750698, 1389862, 1796789, 1907839, 3593578, 3815678, 9034103, 18068206, 23358257, 24801907, 46716514, 49603814, 117443339, 234886678, 303657341, 322424791, 607314682, 644849582, 1543441751, 3086883502, 20064742763, 40129485526, 260841655919, 521683311838]

約数ペア:

[(1, 521683311838), (2, 260841655919), (13, 40129485526), (26, 20064742763), (169, 3086883502), (338, 1543441751), (809, 644849582), (859, 607314682), (1618, 322424791), (1718, 303657341), (2221, 234886678), (4442, 117443339), (10517, 49603814), (11167, 46716514), (21034, 24801907), (22334, 23358257), (28873, 18068206), (57746, 9034103), (136721, 3815678), (145171, 3593578), (273442, 1907839), (290342, 1796789), (375349, 1389862), (694931, 750698)]