215556744

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{690887}}^1$

素因数の和:690909

約数の個数: 32

約数和(自身を含む): 580345920

約数和(自身を除く): 364789176

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 690887, 1381774, 2072661, 2763548, 4145322, 5527096, 8290644, 8981531, 16581288, 17963062, 26944593, 35926124, 53889186, 71852248, 107778372, 215556744]

約数ペア:

[(1, 215556744), (2, 107778372), (3, 71852248), (4, 53889186), (6, 35926124), (8, 26944593), (12, 17963062), (13, 16581288), (24, 8981531), (26, 8290644), (39, 5527096), (52, 4145322), (78, 2763548), (104, 2072661), (156, 1381774), (312, 690887)]