27288345

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 51349248

約数和(自身を除く): 24060903

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 137, 147, 245, 271, 411, 685, 735, 813, 959, 1355, 1897, 2055, 2877, 4065, 4795, 5691, 6713, 9485, 13279, 14385, 20139, 28455, 33565, 37127, 39837, 66395, 100695, 111381, 185635, 199185, 259889, 556905, 779667, 1299445, 1819223, 3898335, 5457669, 9096115, 27288345]

約数ペア:

[(1, 27288345), (3, 9096115), (5, 5457669), (7, 3898335), (15, 1819223), (21, 1299445), (35, 779667), (49, 556905), (105, 259889), (137, 199185), (147, 185635), (245, 111381), (271, 100695), (411, 66395), (685, 39837), (735, 37127), (813, 33565), (959, 28455), (1355, 20139), (1897, 14385), (2055, 13279), (2877, 9485), (4065, 6713), (4795, 5691)]