72139193

素因数分解:

$7^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{491}}^1$

素因数の和:788

約数の個数: 16

約数和(自身を含む): 83758080

約数和(自身を除く): 11618887

約数列:

[1, 7, 139, 151, 491, 973, 1057, 3437, 20989, 68249, 74141, 146923, 477743, 518987, 10305599, 72139193]

約数ペア:

[(1, 72139193), (7, 10305599), (139, 518987), (151, 477743), (491, 146923), (973, 74141), (1057, 68249), (3437, 20989)]