28730373

素因数分解:

$3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{3517}}^1$

素因数の和:3916

約数の個数: 16

約数和(自身を含む): 43904640

約数和(自身を除く): 15174267

約数列:

[1, 3, 7, 21, 389, 1167, 2723, 3517, 8169, 10551, 24619, 73857, 1368113, 4104339, 9576791, 28730373]

約数ペア:

[(1, 28730373), (3, 9576791), (7, 4104339), (21, 1368113), (389, 73857), (1167, 24619), (2723, 10551), (3517, 8169)]