448275

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 763840

約数和(自身を除く): 315565

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 139, 215, 417, 645, 695, 1075, 2085, 3225, 3475, 5977, 10425, 17931, 29885, 89655, 149425, 448275]

約数ペア:

[(1, 448275), (3, 149425), (5, 89655), (15, 29885), (25, 17931), (43, 10425), (75, 5977), (129, 3475), (139, 3225), (215, 2085), (417, 1075), (645, 695)]