320401851

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1387021}}^1$

素因数の和:1387042

約数の個数: 16

約数和(自身を含む): 532616448

約数和(自身を除く): 212214597

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 1387021, 4161063, 9709147, 15257231, 29127441, 45771693, 106800617, 320401851]

約数ペア:

[(1, 320401851), (3, 106800617), (7, 45771693), (11, 29127441), (21, 15257231), (33, 9709147), (77, 4161063), (231, 1387021)]