2990725

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 4071168

約数和(自身を除く): 1080443

約数列:

[1, 5, 17, 25, 31, 85, 155, 227, 425, 527, 775, 1135, 2635, 3859, 5675, 7037, 13175, 19295, 35185, 96475, 119629, 175925, 598145, 2990725]

約数ペア:

[(1, 2990725), (5, 598145), (17, 175925), (25, 119629), (31, 96475), (85, 35185), (155, 19295), (227, 13175), (425, 7037), (527, 5675), (775, 3859), (1135, 2635)]