27898275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21881}}^1$

素因数の和:21911

約数の個数: 24

約数和(自身を含む): 48840624

約数和(自身を除く): 20942349

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 21881, 65643, 109405, 328215, 371977, 547025, 1115931, 1641075, 1859885, 5579655, 9299425, 27898275]

約数ペア:

[(1, 27898275), (3, 9299425), (5, 5579655), (15, 1859885), (17, 1641075), (25, 1115931), (51, 547025), (75, 371977), (85, 328215), (255, 109405), (425, 65643), (1275, 21881)]