221844267

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{15493}}^1$

素因数の和:15579

約数の個数: 24

約数和(自身を含む): 336777584

約数和(自身を除く): 114933317

約数列:

[1, 3, 9, 37, 43, 111, 129, 333, 387, 1591, 4773, 14319, 15493, 46479, 139437, 573241, 666199, 1719723, 1998597, 5159169, 5995791, 24649363, 73948089, 221844267]

約数ペア:

[(1, 221844267), (3, 73948089), (9, 24649363), (37, 5995791), (43, 5159169), (111, 1998597), (129, 1719723), (333, 666199), (387, 573241), (1591, 139437), (4773, 46479), (14319, 15493)]