221003805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43207}}^1$

素因数の和:43257

約数の個数: 32

約数和(自身を含む): 398204928

約数和(自身を除く): 177201123

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 155, 165, 341, 465, 1023, 1705, 5115, 43207, 129621, 216035, 475277, 648105, 1339417, 1425831, 2376385, 4018251, 6697085, 7129155, 14733587, 20091255, 44200761, 73667935, 221003805]

約数ペア:

[(1, 221003805), (3, 73667935), (5, 44200761), (11, 20091255), (15, 14733587), (31, 7129155), (33, 6697085), (55, 4018251), (93, 2376385), (155, 1425831), (165, 1339417), (341, 648105), (465, 475277), (1023, 216035), (1705, 129621), (5115, 43207)]