212198376

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{680123}}^1$

素因数の和:680145

約数の個数: 32

約数和(自身を含む): 571304160

約数和(自身を除く): 359105784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 680123, 1360246, 2040369, 2720492, 4080738, 5440984, 8161476, 8841599, 16322952, 17683198, 26524797, 35366396, 53049594, 70732792, 106099188, 212198376]

約数ペア:

[(1, 212198376), (2, 106099188), (3, 70732792), (4, 53049594), (6, 35366396), (8, 26524797), (12, 17683198), (13, 16322952), (24, 8841599), (26, 8161476), (39, 5440984), (52, 4080738), (78, 2720492), (104, 2040369), (156, 1360246), (312, 680123)]