2017325

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 24

約数和(自身を含む): 2737920

約数和(自身を除く): 720595

約数列:

[1, 5, 19, 25, 31, 95, 137, 155, 475, 589, 685, 775, 2603, 2945, 3425, 4247, 13015, 14725, 21235, 65075, 80693, 106175, 403465, 2017325]

約数ペア:

[(1, 2017325), (5, 403465), (19, 106175), (25, 80693), (31, 65075), (95, 21235), (137, 14725), (155, 13015), (475, 4247), (589, 3425), (685, 2945), (775, 2603)]