27391245

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{449}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 51710400

約数和(自身を除く): 24319155

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 147, 245, 249, 415, 449, 581, 735, 1245, 1347, 1743, 2245, 2905, 3143, 4067, 6735, 8715, 9429, 12201, 15715, 20335, 22001, 37267, 47145, 61005, 66003, 110005, 111801, 186335, 260869, 330015, 559005, 782607, 1304345, 1826083, 3913035, 5478249, 9130415, 27391245]

約数ペア:

[(1, 27391245), (3, 9130415), (5, 5478249), (7, 3913035), (15, 1826083), (21, 1304345), (35, 782607), (49, 559005), (83, 330015), (105, 260869), (147, 186335), (245, 111801), (249, 110005), (415, 66003), (449, 61005), (581, 47145), (735, 37267), (1245, 22001), (1347, 20335), (1743, 15715), (2245, 12201), (2905, 9429), (3143, 8715), (4067, 6735)]