27891225

素因数分解:

$3^2\times 5^2\times {\mathrm{113}}^1\times {\mathrm{1097}}^1$

素因数の和:1226

約数の個数: 36

約数和(自身を含む): 50444316

約数和(自身を除く): 22553091

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 113, 225, 339, 565, 1017, 1097, 1695, 2825, 3291, 5085, 5485, 8475, 9873, 16455, 25425, 27425, 49365, 82275, 123961, 246825, 371883, 619805, 1115649, 1859415, 3099025, 5578245, 9297075, 27891225]

約数ペア:

[(1, 27891225), (3, 9297075), (5, 5578245), (9, 3099025), (15, 1859415), (25, 1115649), (45, 619805), (75, 371883), (113, 246825), (225, 123961), (339, 82275), (565, 49365), (1017, 27425), (1097, 25425), (1695, 16455), (2825, 9873), (3291, 8475), (5085, 5485)]