680427

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 1152000

約数和(自身を除く): 471573

約数列:

[1, 3, 9, 11, 27, 29, 33, 79, 87, 99, 237, 261, 297, 319, 711, 783, 869, 957, 2133, 2291, 2607, 2871, 6873, 7821, 8613, 20619, 23463, 25201, 61857, 75603, 226809, 680427]

約数ペア:

[(1, 680427), (3, 226809), (9, 75603), (11, 61857), (27, 25201), (29, 23463), (33, 20619), (79, 8613), (87, 7821), (99, 6873), (237, 2871), (261, 2607), (297, 2291), (319, 2133), (711, 957), (783, 869)]