400624668

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{209971}}^1$

素因数の和:210034

約数の個数: 36

約数和(自身を含む): 1031802408

約数和(自身を除く): 631177740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 636, 954, 1908, 209971, 419942, 629913, 839884, 1259826, 1889739, 2519652, 3779478, 7558956, 11128463, 22256926, 33385389, 44513852, 66770778, 100156167, 133541556, 200312334, 400624668]

約数ペア:

[(1, 400624668), (2, 200312334), (3, 133541556), (4, 100156167), (6, 66770778), (9, 44513852), (12, 33385389), (18, 22256926), (36, 11128463), (53, 7558956), (106, 3779478), (159, 2519652), (212, 1889739), (318, 1259826), (477, 839884), (636, 629913), (954, 419942), (1908, 209971)]