1398875

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 24

約数和(自身を含む): 1901952

約数和(自身を除く): 503077

約数列:

[1, 5, 19, 25, 31, 95, 125, 155, 361, 475, 589, 775, 1805, 2375, 2945, 3875, 9025, 11191, 14725, 45125, 55955, 73625, 279775, 1398875]

約数ペア:

[(1, 1398875), (5, 279775), (19, 73625), (25, 55955), (31, 45125), (95, 14725), (125, 11191), (155, 9025), (361, 3875), (475, 2945), (589, 2375), (775, 1805)]