1900109325

素因数分解:

$3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{128603}}^1$

素因数の和:128813

約数の個数: 24

約数和(自身を含む): 3157485408

約数和(自身を除く): 1257376083

約数列:

[1, 3, 5, 15, 25, 75, 197, 591, 985, 2955, 4925, 14775, 128603, 385809, 643015, 1929045, 3215075, 9645225, 25334791, 76004373, 126673955, 380021865, 633369775, 1900109325]

約数ペア:

[(1, 1900109325), (3, 633369775), (5, 380021865), (15, 126673955), (25, 76004373), (75, 25334791), (197, 9645225), (591, 3215075), (985, 1929045), (2955, 643015), (4925, 385809), (14775, 128603)]