9998793

素因数分解:

$3^2\times 7^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:147

約数の個数: 48

約数和(自身を含む): 17472000

約数和(自身を除く): 7473207

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 79, 123, 147, 237, 287, 343, 369, 441, 553, 711, 861, 1029, 1659, 2009, 2583, 3087, 3239, 3871, 4977, 6027, 9717, 11613, 14063, 18081, 22673, 27097, 29151, 34839, 42189, 68019, 81291, 126567, 158711, 204057, 243873, 476133, 1110977, 1428399, 3332931, 9998793]

約数ペア:

[(1, 9998793), (3, 3332931), (7, 1428399), (9, 1110977), (21, 476133), (41, 243873), (49, 204057), (63, 158711), (79, 126567), (123, 81291), (147, 68019), (237, 42189), (287, 34839), (343, 29151), (369, 27097), (441, 22673), (553, 18081), (711, 14063), (861, 11613), (1029, 9717), (1659, 6027), (2009, 4977), (2583, 3871), (3087, 3239)]