223860675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{521}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 393805152

約数和(自身を除く): 169944477

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 337, 425, 521, 1011, 1275, 1563, 1685, 2605, 5055, 5729, 7815, 8425, 8857, 13025, 17187, 25275, 26571, 28645, 39075, 44285, 85935, 132855, 143225, 175577, 221425, 429675, 526731, 664275, 877885, 2633655, 2984809, 4389425, 8954427, 13168275, 14924045, 44772135, 74620225, 223860675]

約数ペア:

[(1, 223860675), (3, 74620225), (5, 44772135), (15, 14924045), (17, 13168275), (25, 8954427), (51, 4389425), (75, 2984809), (85, 2633655), (255, 877885), (337, 664275), (425, 526731), (521, 429675), (1011, 221425), (1275, 175577), (1563, 143225), (1685, 132855), (2605, 85935), (5055, 44285), (5729, 39075), (7815, 28645), (8425, 26571), (8857, 25275), (13025, 17187)]