66477663

素因数分解:

$3^2\times 7^2\times {\mathrm{150743}}^1$

素因数の和:150763

約数の個数: 18

約数和(自身を含む): 111701304

約数和(自身を除く): 45223641

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 150743, 452229, 1055201, 1356687, 3165603, 7386407, 9496809, 22159221, 66477663]

約数ペア:

[(1, 66477663), (3, 22159221), (7, 9496809), (9, 7386407), (21, 3165603), (49, 1356687), (63, 1055201), (147, 452229), (441, 150743)]