66863391

素因数分解:

$3^1\times 7^3\times {\mathrm{181}}^1\times {\mathrm{359}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 104832000

約数和(自身を除く): 37968609

約数列:

[1, 3, 7, 21, 49, 147, 181, 343, 359, 543, 1029, 1077, 1267, 2513, 3801, 7539, 8869, 17591, 26607, 52773, 62083, 64979, 123137, 186249, 194937, 369411, 454853, 1364559, 3183971, 9551913, 22287797, 66863391]

約数ペア:

[(1, 66863391), (3, 22287797), (7, 9551913), (21, 3183971), (49, 1364559), (147, 454853), (181, 369411), (343, 194937), (359, 186249), (543, 123137), (1029, 64979), (1077, 62083), (1267, 52773), (2513, 26607), (3801, 17591), (7539, 8869)]