42391275

素因数分解:

$3^1\times 5^2\times {\mathrm{389}}^1\times {\mathrm{1453}}^1$

素因数の和:1855

約数の個数: 24

約数和(自身を含む): 70315440

約数和(自身を除く): 27924165

約数列:

[1, 3, 5, 15, 25, 75, 389, 1167, 1453, 1945, 4359, 5835, 7265, 9725, 21795, 29175, 36325, 108975, 565217, 1695651, 2826085, 8478255, 14130425, 42391275]

約数ペア:

[(1, 42391275), (3, 14130425), (5, 8478255), (15, 2826085), (25, 1695651), (75, 565217), (389, 108975), (1167, 36325), (1453, 29175), (1945, 21795), (4359, 9725), (5835, 7265)]