221473025

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{27427}}^1$

素因数の和:27473

約数の個数: 24

約数和(自身を含む): 306096480

約数和(自身を除く): 84623455

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 8075, 27427, 137135, 466259, 521113, 685675, 2331295, 2605565, 8858921, 11656475, 13027825, 44294605, 221473025]

約数ペア:

[(1, 221473025), (5, 44294605), (17, 13027825), (19, 11656475), (25, 8858921), (85, 2605565), (95, 2331295), (323, 685675), (425, 521113), (475, 466259), (1615, 137135), (8075, 27427)]