168688509

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{2039}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 258508800

約数和(自身を除く): 89820291

約数列:

[1, 3, 11, 23, 33, 69, 109, 253, 327, 759, 1199, 2039, 2507, 3597, 6117, 7521, 22429, 27577, 46897, 67287, 82731, 140691, 222251, 515867, 666753, 1547601, 2444761, 5111773, 7334283, 15335319, 56229503, 168688509]

約数ペア:

[(1, 168688509), (3, 56229503), (11, 15335319), (23, 7334283), (33, 5111773), (69, 2444761), (109, 1547601), (253, 666753), (327, 515867), (759, 222251), (1199, 140691), (2039, 82731), (2507, 67287), (3597, 46897), (6117, 27577), (7521, 22429)]