222578145

素因数分解:

$3^3\times 5^1\times {\mathrm{947}}^1\times {\mathrm{1741}}^1$

素因数の和:2702

約数の個数: 32

約数和(自身を含む): 396339840

約数和(自身を除く): 173761695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 947, 1741, 2841, 4735, 5223, 8523, 8705, 14205, 15669, 25569, 26115, 42615, 47007, 78345, 127845, 235035, 1648727, 4946181, 8243635, 14838543, 24730905, 44515629, 74192715, 222578145]

約数ペア:

[(1, 222578145), (3, 74192715), (5, 44515629), (9, 24730905), (15, 14838543), (27, 8243635), (45, 4946181), (135, 1648727), (947, 235035), (1741, 127845), (2841, 78345), (4735, 47007), (5223, 42615), (8523, 26115), (8705, 25569), (14205, 15669)]