11728551

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 17233920

約数和(自身を除く): 5505369

約数列:

[1, 3, 23, 43, 59, 67, 69, 129, 177, 201, 989, 1357, 1541, 2537, 2881, 2967, 3953, 4071, 4623, 7611, 8643, 11859, 58351, 66263, 90919, 169979, 175053, 198789, 272757, 509937, 3909517, 11728551]

約数ペア:

[(1, 11728551), (3, 3909517), (23, 509937), (43, 272757), (59, 198789), (67, 175053), (69, 169979), (129, 90919), (177, 66263), (201, 58351), (989, 11859), (1357, 8643), (1541, 7611), (2537, 4623), (2881, 4071), (2967, 3953)]