668500274

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{8191}}^1$

素因数の和:8322

約数の個数: 32

約数和(自身を含む): 1120272384

約数和(自身を除く): 451772110

約数列:

[1, 2, 13, 26, 43, 73, 86, 146, 559, 949, 1118, 1898, 3139, 6278, 8191, 16382, 40807, 81614, 106483, 212966, 352213, 597943, 704426, 1195886, 4578769, 7773259, 9157538, 15546518, 25711549, 51423098, 334250137, 668500274]

約数ペア:

[(1, 668500274), (2, 334250137), (13, 51423098), (26, 25711549), (43, 15546518), (73, 9157538), (86, 7773259), (146, 4578769), (559, 1195886), (949, 704426), (1118, 597943), (1898, 352213), (3139, 212966), (6278, 106483), (8191, 81614), (16382, 40807)]