388290075

素因数分解:

$3^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{13309}}^1$

素因数の和:13711

約数の個数: 24

約数和(自身を含む): 643671600

約数和(自身を除く): 255381525

約数列:

[1, 3, 5, 15, 25, 75, 389, 1167, 1945, 5835, 9725, 13309, 29175, 39927, 66545, 199635, 332725, 998175, 5177201, 15531603, 25886005, 77658015, 129430025, 388290075]

約数ペア:

[(1, 388290075), (3, 129430025), (5, 77658015), (15, 25886005), (25, 15531603), (75, 5177201), (389, 998175), (1167, 332725), (1945, 199635), (5835, 66545), (9725, 39927), (13309, 29175)]