68377393

素因数分解:

$7^3\times {\mathrm{311}}^1\times {\mathrm{641}}^1$

素因数の和:973

約数の個数: 16

約数和(自身を含む): 80121600

約数和(自身を除く): 11744207

約数列:

[1, 7, 49, 311, 343, 641, 2177, 4487, 15239, 31409, 106673, 199351, 219863, 1395457, 9768199, 68377393]

約数ペア:

[(1, 68377393), (7, 9768199), (49, 1395457), (311, 219863), (343, 199351), (641, 106673), (2177, 31409), (4487, 15239)]