27972255

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{911}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 19305825

約数列:

[1, 3, 5, 15, 23, 69, 89, 115, 267, 345, 445, 911, 1335, 2047, 2733, 4555, 6141, 10235, 13665, 20953, 30705, 62859, 81079, 104765, 243237, 314295, 405395, 1216185, 1864817, 5594451, 9324085, 27972255]

約数ペア:

[(1, 27972255), (3, 9324085), (5, 5594451), (15, 1864817), (23, 1216185), (69, 405395), (89, 314295), (115, 243237), (267, 104765), (345, 81079), (445, 62859), (911, 30705), (1335, 20953), (2047, 13665), (2733, 10235), (4555, 6141)]