12866175

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{389}}^1$

素因数の和:422

約数の個数: 72

約数和(自身を含む): 27565200

約数和(自身を除く): 14699025

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 49, 63, 75, 105, 135, 147, 175, 189, 225, 245, 315, 389, 441, 525, 675, 735, 945, 1167, 1225, 1323, 1575, 1945, 2205, 2723, 3501, 3675, 4725, 5835, 6615, 8169, 9725, 10503, 11025, 13615, 17505, 19061, 24507, 29175, 33075, 40845, 52515, 57183, 68075, 73521, 87525, 95305, 122535, 171549, 204225, 262575, 285915, 367605, 476525, 514647, 612675, 857745, 1429575, 1838025, 2573235, 4288725, 12866175]

約数ペア:

[(1, 12866175), (3, 4288725), (5, 2573235), (7, 1838025), (9, 1429575), (15, 857745), (21, 612675), (25, 514647), (27, 476525), (35, 367605), (45, 285915), (49, 262575), (63, 204225), (75, 171549), (105, 122535), (135, 95305), (147, 87525), (175, 73521), (189, 68075), (225, 57183), (245, 52515), (315, 40845), (389, 33075), (441, 29175), (525, 24507), (675, 19061), (735, 17505), (945, 13615), (1167, 11025), (1225, 10503), (1323, 9725), (1575, 8169), (1945, 6615), (2205, 5835), (2723, 4725), (3501, 3675)]