4001805

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:299

約数の個数: 40

約数和(自身を含む): 7379064

約数和(自身を除く): 3377259

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 241, 369, 405, 615, 723, 1107, 1205, 1845, 2169, 3321, 3615, 5535, 6507, 9881, 10845, 16605, 19521, 29643, 32535, 49405, 88929, 97605, 148215, 266787, 444645, 800361, 1333935, 4001805]

約数ペア:

[(1, 4001805), (3, 1333935), (5, 800361), (9, 444645), (15, 266787), (27, 148215), (41, 97605), (45, 88929), (81, 49405), (123, 32535), (135, 29643), (205, 19521), (241, 16605), (369, 10845), (405, 9881), (615, 6507), (723, 5535), (1107, 3615), (1205, 3321), (1845, 2169)]