690378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:238

約数の個数: 32

約数和(自身を含む): 1524096

約数和(自身を除く): 833718

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 167, 318, 334, 501, 689, 1002, 1378, 2067, 2171, 4134, 4342, 6513, 8851, 13026, 17702, 26553, 53106, 115063, 230126, 345189, 690378]

約数ペア:

[(1, 690378), (2, 345189), (3, 230126), (6, 115063), (13, 53106), (26, 26553), (39, 17702), (53, 13026), (78, 8851), (106, 6513), (159, 4342), (167, 4134), (318, 2171), (334, 2067), (501, 1378), (689, 1002)]