421517439

素因数分解:

$3^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8353}}^1$

素因数の和:8461

約数の個数: 40

約数和(自身を含む): 727800480

約数和(自身を除く): 306283041

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 89, 189, 267, 567, 623, 801, 1869, 2403, 5607, 7209, 8353, 16821, 25059, 50463, 58471, 75177, 175413, 225531, 526239, 676593, 743417, 1578717, 2230251, 4736151, 5203919, 6690753, 15611757, 20072259, 46835271, 60216777, 140505813, 421517439]

約数ペア:

[(1, 421517439), (3, 140505813), (7, 60216777), (9, 46835271), (21, 20072259), (27, 15611757), (63, 6690753), (81, 5203919), (89, 4736151), (189, 2230251), (267, 1578717), (567, 743417), (623, 676593), (801, 526239), (1869, 225531), (2403, 175413), (5607, 75177), (7209, 58471), (8353, 50463), (16821, 25059)]