28411971

素因数分解:

$3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{3229}}^1$

素因数の和:3658

約数の個数: 16

約数和(自身を含む): 43411200

約数和(自身を除く): 14999229

約数列:

[1, 3, 7, 21, 419, 1257, 2933, 3229, 8799, 9687, 22603, 67809, 1352951, 4058853, 9470657, 28411971]

約数ペア:

[(1, 28411971), (3, 9470657), (7, 4058853), (21, 1352951), (419, 67809), (1257, 22603), (2933, 9687), (3229, 8799)]