620170047

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{769}}^1$

素因数の和:1053

約数の個数: 64

約数和(自身を含む): 1117670400

約数和(自身を除く): 497500353

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 251, 357, 459, 753, 769, 1071, 1757, 2259, 2307, 3213, 4267, 5271, 5383, 6777, 6921, 12801, 13073, 15813, 16149, 20763, 29869, 38403, 39219, 47439, 48447, 89607, 91511, 115209, 117657, 145341, 193019, 268821, 274533, 352971, 579057, 806463, 823599, 1351133, 1737171, 2470797, 3281323, 4053399, 5211513, 9843969, 12160197, 22969261, 29531907, 36480591, 68907783, 88595721, 206723349, 620170047]

約数ペア:

[(1, 620170047), (3, 206723349), (7, 88595721), (9, 68907783), (17, 36480591), (21, 29531907), (27, 22969261), (51, 12160197), (63, 9843969), (119, 5211513), (153, 4053399), (189, 3281323), (251, 2470797), (357, 1737171), (459, 1351133), (753, 823599), (769, 806463), (1071, 579057), (1757, 352971), (2259, 274533), (2307, 268821), (3213, 193019), (4267, 145341), (5271, 117657), (5383, 115209), (6777, 91511), (6921, 89607), (12801, 48447), (13073, 47439), (15813, 39219), (16149, 38403), (20763, 29869)]