4499955

素因数分解:

$3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:329

約数の個数: 40

約数和(自身を含む): 8293824

約数和(自身を除く): 3793869

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 271, 369, 405, 615, 813, 1107, 1355, 1845, 2439, 3321, 4065, 5535, 7317, 11111, 12195, 16605, 21951, 33333, 36585, 55555, 99999, 109755, 166665, 299997, 499995, 899991, 1499985, 4499955]

約数ペア:

[(1, 4499955), (3, 1499985), (5, 899991), (9, 499995), (15, 299997), (27, 166665), (41, 109755), (45, 99999), (81, 55555), (123, 36585), (135, 33333), (205, 21951), (271, 16605), (369, 12195), (405, 11111), (615, 7317), (813, 5535), (1107, 4065), (1355, 3321), (1845, 2439)]