378231

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:131

約数の個数: 24

約数和(自身を含む): 612864

約数和(自身を除く): 234633

約数列:

[1, 3, 7, 21, 31, 49, 83, 93, 147, 217, 249, 581, 651, 1519, 1743, 2573, 4067, 4557, 7719, 12201, 18011, 54033, 126077, 378231]

約数ペア:

[(1, 378231), (3, 126077), (7, 54033), (21, 18011), (31, 12201), (49, 7719), (83, 4557), (93, 4067), (147, 2573), (217, 1743), (249, 1519), (581, 651)]