66913516

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:502

約数の個数: 36

約数和(自身を含む): 124815600

約数和(自身を除く): 57902084

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 311, 361, 596, 622, 722, 1244, 1444, 2831, 5662, 5909, 11324, 11818, 23636, 46339, 53789, 92678, 107578, 112271, 185356, 215156, 224542, 449084, 880441, 1760882, 3521764, 16728379, 33456758, 66913516]

約数ペア:

[(1, 66913516), (2, 33456758), (4, 16728379), (19, 3521764), (38, 1760882), (76, 880441), (149, 449084), (298, 224542), (311, 215156), (361, 185356), (596, 112271), (622, 107578), (722, 92678), (1244, 53789), (1444, 46339), (2831, 23636), (5662, 11818), (5909, 11324)]