30951486

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{39989}}^1$

素因数の和:40040

約数の個数: 24

約数和(自身を含む): 68622840

約数和(自身を除く): 37671354

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 39989, 79978, 119967, 239934, 359901, 719802, 1719527, 3439054, 5158581, 10317162, 15475743, 30951486]

約数ペア:

[(1, 30951486), (2, 15475743), (3, 10317162), (6, 5158581), (9, 3439054), (18, 1719527), (43, 719802), (86, 359901), (129, 239934), (258, 119967), (387, 79978), (774, 39989)]