27813375

素因数分解:

$3^4\times 5^3\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 80

約数和(自身を含む): 53909856

約数和(自身を除く): 26096481

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 67, 75, 81, 123, 125, 135, 201, 205, 225, 335, 369, 375, 405, 603, 615, 675, 1005, 1025, 1107, 1125, 1675, 1809, 1845, 2025, 2747, 3015, 3075, 3321, 3375, 5025, 5125, 5427, 5535, 8241, 8375, 9045, 9225, 10125, 13735, 15075, 15375, 16605, 24723, 25125, 27135, 27675, 41205, 45225, 46125, 68675, 74169, 75375, 83025, 123615, 135675, 138375, 206025, 222507, 226125, 343375, 370845, 415125, 618075, 678375, 1030125, 1112535, 1854225, 3090375, 5562675, 9271125, 27813375]

約数ペア:

[(1, 27813375), (3, 9271125), (5, 5562675), (9, 3090375), (15, 1854225), (25, 1112535), (27, 1030125), (41, 678375), (45, 618075), (67, 415125), (75, 370845), (81, 343375), (123, 226125), (125, 222507), (135, 206025), (201, 138375), (205, 135675), (225, 123615), (335, 83025), (369, 75375), (375, 74169), (405, 68675), (603, 46125), (615, 45225), (675, 41205), (1005, 27675), (1025, 27135), (1107, 25125), (1125, 24723), (1675, 16605), (1809, 15375), (1845, 15075), (2025, 13735), (2747, 10125), (3015, 9225), (3075, 9045), (3321, 8375), (3375, 8241), (5025, 5535), (5125, 5427)]