1662987345

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{16427}}^1$

素因数の和:16849

約数の個数: 32

約数和(自身を含む): 2824564608

約数和(自身を除く): 1161577263

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 397, 1191, 1985, 5955, 6749, 16427, 20247, 33745, 49281, 82135, 101235, 246405, 279259, 837777, 1396295, 4188885, 6521519, 19564557, 32607595, 97822785, 110865823, 332597469, 554329115, 1662987345]

約数ペア:

[(1, 1662987345), (3, 554329115), (5, 332597469), (15, 110865823), (17, 97822785), (51, 32607595), (85, 19564557), (255, 6521519), (397, 4188885), (1191, 1396295), (1985, 837777), (5955, 279259), (6749, 246405), (16427, 101235), (20247, 82135), (33745, 49281)]