263670321

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{48371}}^1$

素因数の和:48476

約数の個数: 16

約数和(自身を含む): 371496960

約数和(自身を除く): 107826639

約数列:

[1, 3, 23, 69, 79, 237, 1817, 5451, 48371, 145113, 1112533, 3337599, 3821309, 11463927, 87890107, 263670321]

約数ペア:

[(1, 263670321), (3, 87890107), (23, 11463927), (69, 3821309), (79, 3337599), (237, 1112533), (1817, 145113), (5451, 48371)]