158331356

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 298105920

約数和(自身を除く): 139774564

約数列:

[1, 2, 4, 23, 46, 61, 89, 92, 122, 178, 244, 317, 356, 634, 1268, 1403, 2047, 2806, 4094, 5429, 5612, 7291, 8188, 10858, 14582, 19337, 21716, 28213, 29164, 38674, 56426, 77348, 112852, 124867, 249734, 444751, 499468, 648899, 889502, 1297798, 1720993, 1779004, 2595596, 3441986, 6883972, 39582839, 79165678, 158331356]

約数ペア:

[(1, 158331356), (2, 79165678), (4, 39582839), (23, 6883972), (46, 3441986), (61, 2595596), (89, 1779004), (92, 1720993), (122, 1297798), (178, 889502), (244, 648899), (317, 499468), (356, 444751), (634, 249734), (1268, 124867), (1403, 112852), (2047, 77348), (2806, 56426), (4094, 38674), (5429, 29164), (5612, 28213), (7291, 21716), (8188, 19337), (10858, 14582)]