17858742867

素因数分解:

$3^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1\times {\mathrm{449}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 31187520000

約数和(自身を除く): 13328777133

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 81, 189, 201, 243, 349, 449, 469, 567, 603, 1047, 1347, 1407, 1701, 1809, 2443, 3141, 3143, 4041, 4221, 5427, 7329, 9423, 9429, 12123, 12663, 16281, 21987, 23383, 28269, 28287, 30083, 36369, 37989, 65961, 70149, 84807, 84861, 90249, 109107, 113967, 156701, 163681, 197883, 210447, 210581, 254583, 270747, 470103, 491043, 593649, 631341, 631743, 763749, 812241, 1096907, 1410309, 1473129, 1894023, 1895229, 2436723, 3290721, 4230927, 4419387, 5682069, 5685687, 7310169, 9872163, 10498967, 12692781, 13258161, 17057061, 29616489, 31496901, 38078343, 39774483, 51171183, 73492769, 88849467, 94490703, 220478307, 266548401, 283472109, 661434921, 850416327, 1984304763, 2551248981, 5952914289, 17858742867]

約数ペア:

[(1, 17858742867), (3, 5952914289), (7, 2551248981), (9, 1984304763), (21, 850416327), (27, 661434921), (63, 283472109), (67, 266548401), (81, 220478307), (189, 94490703), (201, 88849467), (243, 73492769), (349, 51171183), (449, 39774483), (469, 38078343), (567, 31496901), (603, 29616489), (1047, 17057061), (1347, 13258161), (1407, 12692781), (1701, 10498967), (1809, 9872163), (2443, 7310169), (3141, 5685687), (3143, 5682069), (4041, 4419387), (4221, 4230927), (5427, 3290721), (7329, 2436723), (9423, 1895229), (9429, 1894023), (12123, 1473129), (12663, 1410309), (16281, 1096907), (21987, 812241), (23383, 763749), (28269, 631743), (28287, 631341), (30083, 593649), (36369, 491043), (37989, 470103), (65961, 270747), (70149, 254583), (84807, 210581), (84861, 210447), (90249, 197883), (109107, 163681), (113967, 156701)]