30919021

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{739}}^1$

素因数の和:928

約数の個数: 16

約数和(自身を含む): 36467200

約数和(自身を除く): 5548179

約数列:

[1, 7, 43, 139, 301, 739, 973, 5173, 5977, 31777, 41839, 102721, 222439, 719047, 4417003, 30919021]

約数ペア:

[(1, 30919021), (7, 4417003), (43, 719047), (139, 222439), (301, 102721), (739, 41839), (973, 31777), (5173, 5977)]