4068225

素因数分解:

$3^4\times 5^2\times 7^2\times {\mathrm{41}}^1$

素因数の和:77

約数の個数: 90

約数和(自身を含む): 8979894

約数和(自身を除く): 4911669

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 41, 45, 49, 63, 75, 81, 105, 123, 135, 147, 175, 189, 205, 225, 245, 287, 315, 369, 405, 441, 525, 567, 615, 675, 735, 861, 945, 1025, 1107, 1225, 1323, 1435, 1575, 1845, 2009, 2025, 2205, 2583, 2835, 3075, 3321, 3675, 3969, 4305, 4725, 5535, 6027, 6615, 7175, 7749, 9225, 10045, 11025, 12915, 14175, 16605, 18081, 19845, 21525, 23247, 27675, 30135, 33075, 38745, 50225, 54243, 64575, 83025, 90405, 99225, 116235, 150675, 162729, 193725, 271215, 452025, 581175, 813645, 1356075, 4068225]

約数ペア:

[(1, 4068225), (3, 1356075), (5, 813645), (7, 581175), (9, 452025), (15, 271215), (21, 193725), (25, 162729), (27, 150675), (35, 116235), (41, 99225), (45, 90405), (49, 83025), (63, 64575), (75, 54243), (81, 50225), (105, 38745), (123, 33075), (135, 30135), (147, 27675), (175, 23247), (189, 21525), (205, 19845), (225, 18081), (245, 16605), (287, 14175), (315, 12915), (369, 11025), (405, 10045), (441, 9225), (525, 7749), (567, 7175), (615, 6615), (675, 6027), (735, 5535), (861, 4725), (945, 4305), (1025, 3969), (1107, 3675), (1225, 3321), (1323, 3075), (1435, 2835), (1575, 2583), (1845, 2205), (2009, 2025)]