210008654667

素因数分解:

$3^3\times 7^1\times {\mathrm{20149}}^1\times {\mathrm{55147}}^1$

素因数の和:75312

約数の個数: 32

約数和(自身を含む): 355594304000

約数和(自身を除く): 145585649333

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 20149, 55147, 60447, 141043, 165441, 181341, 386029, 423129, 496323, 544023, 1158087, 1269387, 1488969, 3474261, 3808161, 10422783, 1111156903, 3333470709, 7778098321, 10000412127, 23334294963, 30001236381, 70002884889, 210008654667]

約数ペア:

[(1, 210008654667), (3, 70002884889), (7, 30001236381), (9, 23334294963), (21, 10000412127), (27, 7778098321), (63, 3333470709), (189, 1111156903), (20149, 10422783), (55147, 3808161), (60447, 3474261), (141043, 1488969), (165441, 1269387), (181341, 1158087), (386029, 544023), (423129, 496323)]