13731471

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 64

約数和(自身を含む): 24192000

約数和(自身を除く): 10460529

約数列:

[1, 3, 9, 13, 19, 27, 29, 39, 57, 71, 87, 117, 171, 213, 247, 261, 351, 377, 513, 551, 639, 741, 783, 923, 1131, 1349, 1653, 1917, 2059, 2223, 2769, 3393, 4047, 4959, 6177, 6669, 7163, 8307, 10179, 12141, 14877, 17537, 18531, 21489, 24921, 26767, 36423, 39121, 52611, 55593, 64467, 80301, 117363, 157833, 193401, 240903, 352089, 473499, 508573, 722709, 1056267, 1525719, 4577157, 13731471]

約数ペア:

[(1, 13731471), (3, 4577157), (9, 1525719), (13, 1056267), (19, 722709), (27, 508573), (29, 473499), (39, 352089), (57, 240903), (71, 193401), (87, 157833), (117, 117363), (171, 80301), (213, 64467), (247, 55593), (261, 52611), (351, 39121), (377, 36423), (513, 26767), (551, 24921), (639, 21489), (741, 18531), (783, 17537), (923, 14877), (1131, 12141), (1349, 10179), (1653, 8307), (1917, 7163), (2059, 6669), (2223, 6177), (2769, 4959), (3393, 4047)]