131271516

素因数分解:

$2^2\times 3^5\times {\mathrm{29}}^1\times {\mathrm{4657}}^1$

素因数の和:4705

約数の個数: 72

約数和(自身を含む): 356057520

約数和(自身を除く): 224786004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 243, 261, 324, 348, 486, 522, 783, 972, 1044, 1566, 2349, 3132, 4657, 4698, 7047, 9314, 9396, 13971, 14094, 18628, 27942, 28188, 41913, 55884, 83826, 125739, 135053, 167652, 251478, 270106, 377217, 405159, 502956, 540212, 754434, 810318, 1131651, 1215477, 1508868, 1620636, 2263302, 2430954, 3646431, 4526604, 4861908, 7292862, 10939293, 14585724, 21878586, 32817879, 43757172, 65635758, 131271516]

約数ペア:

[(1, 131271516), (2, 65635758), (3, 43757172), (4, 32817879), (6, 21878586), (9, 14585724), (12, 10939293), (18, 7292862), (27, 4861908), (29, 4526604), (36, 3646431), (54, 2430954), (58, 2263302), (81, 1620636), (87, 1508868), (108, 1215477), (116, 1131651), (162, 810318), (174, 754434), (243, 540212), (261, 502956), (324, 405159), (348, 377217), (486, 270106), (522, 251478), (783, 167652), (972, 135053), (1044, 125739), (1566, 83826), (2349, 55884), (3132, 41913), (4657, 28188), (4698, 27942), (7047, 18628), (9314, 14094), (9396, 13971)]