67939587

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{241}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 103498560

約数和(自身を除く): 35558973

約数列:

[1, 3, 9, 27, 53, 159, 197, 241, 477, 591, 723, 1431, 1773, 2169, 5319, 6507, 10441, 12773, 31323, 38319, 47477, 93969, 114957, 142431, 281907, 344871, 427293, 1281879, 2516281, 7548843, 22646529, 67939587]

約数ペア:

[(1, 67939587), (3, 22646529), (9, 7548843), (27, 2516281), (53, 1281879), (159, 427293), (197, 344871), (241, 281907), (477, 142431), (591, 114957), (723, 93969), (1431, 47477), (1773, 38319), (2169, 31323), (5319, 12773), (6507, 10441)]