1931875

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{281}}^1$

素因数の和:312

約数の個数: 20

約数和(自身を含む): 2642904

約数和(自身を除く): 711029

約数列:

[1, 5, 11, 25, 55, 125, 275, 281, 625, 1375, 1405, 3091, 6875, 7025, 15455, 35125, 77275, 175625, 386375, 1931875]

約数ペア:

[(1, 1931875), (5, 386375), (11, 175625), (25, 77275), (55, 35125), (125, 15455), (275, 7025), (281, 6875), (625, 3091), (1375, 1405)]