27906975

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4001}}^1$

素因数の和:4048

約数の個数: 36

約数和(自身を含む): 51609792

約数和(自身を除く): 23702817

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 4001, 6975, 12003, 20005, 36009, 60015, 100025, 124031, 180045, 300075, 372093, 620155, 900225, 1116279, 1860465, 3100775, 5581395, 9302325, 27906975]

約数ペア:

[(1, 27906975), (3, 9302325), (5, 5581395), (9, 3100775), (15, 1860465), (25, 1116279), (31, 900225), (45, 620155), (75, 372093), (93, 300075), (155, 180045), (225, 124031), (279, 100025), (465, 60015), (775, 36009), (1395, 20005), (2325, 12003), (4001, 6975)]