31050279

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{233}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 52127712

約数和(自身を除く): 21077433

約数列:

[1, 3, 9, 13, 17, 39, 51, 67, 117, 153, 201, 221, 233, 603, 663, 699, 871, 1139, 1989, 2097, 2613, 3029, 3417, 3961, 7839, 9087, 10251, 11883, 14807, 15611, 27261, 35649, 44421, 46833, 51493, 133263, 140499, 154479, 202943, 265387, 463437, 608829, 796161, 1826487, 2388483, 3450031, 10350093, 31050279]

約数ペア:

[(1, 31050279), (3, 10350093), (9, 3450031), (13, 2388483), (17, 1826487), (39, 796161), (51, 608829), (67, 463437), (117, 265387), (153, 202943), (201, 154479), (221, 140499), (233, 133263), (603, 51493), (663, 46833), (699, 44421), (871, 35649), (1139, 27261), (1989, 15611), (2097, 14807), (2613, 11883), (3029, 10251), (3417, 9087), (3961, 7839)]