20175288975

素因数分解:

$3^3\times 5^2\times {\mathrm{227}}^1\times {\mathrm{131671}}^1$

素因数の和:131917

約数の個数: 48

約数和(自身を含む): 37226307840

約数和(自身を除く): 17051018865

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 227, 675, 681, 1135, 2043, 3405, 5675, 6129, 10215, 17025, 30645, 51075, 131671, 153225, 395013, 658355, 1185039, 1975065, 3291775, 3555117, 5925195, 9875325, 17775585, 29625975, 29889317, 88877925, 89667951, 149446585, 269003853, 448339755, 747232925, 807011559, 1345019265, 2241698775, 4035057795, 6725096325, 20175288975]

約数ペア:

[(1, 20175288975), (3, 6725096325), (5, 4035057795), (9, 2241698775), (15, 1345019265), (25, 807011559), (27, 747232925), (45, 448339755), (75, 269003853), (135, 149446585), (225, 89667951), (227, 88877925), (675, 29889317), (681, 29625975), (1135, 17775585), (2043, 9875325), (3405, 5925195), (5675, 3555117), (6129, 3291775), (10215, 1975065), (17025, 1185039), (30645, 658355), (51075, 395013), (131671, 153225)]