897729

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 1444608

約数和(自身を除く): 546879

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 197, 217, 591, 651, 1379, 1519, 4137, 4557, 6107, 9653, 18321, 28959, 42749, 128247, 299243, 897729]

約数ペア:

[(1, 897729), (3, 299243), (7, 128247), (21, 42749), (31, 28959), (49, 18321), (93, 9653), (147, 6107), (197, 4557), (217, 4137), (591, 1519), (651, 1379)]