399700368

素因数分解:

$2^4\times 3^2\times {\mathrm{2775697}}^1$

素因数の和:2775711

約数の個数: 30

約数和(自身を含む): 1118606294

約数和(自身を除く): 718905926

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2775697, 5551394, 8327091, 11102788, 16654182, 22205576, 24981273, 33308364, 44411152, 49962546, 66616728, 99925092, 133233456, 199850184, 399700368]

約数ペア:

[(1, 399700368), (2, 199850184), (3, 133233456), (4, 99925092), (6, 66616728), (8, 49962546), (9, 44411152), (12, 33308364), (16, 24981273), (18, 22205576), (24, 16654182), (36, 11102788), (48, 8327091), (72, 5551394), (144, 2775697)]