86423984

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{443}}^1$

素因数の和:677

約数の個数: 40

約数和(自身を含む): 170948880

約数和(自身を除く): 84524896

約数列:

[1, 2, 4, 8, 16, 89, 137, 178, 274, 356, 443, 548, 712, 886, 1096, 1424, 1772, 2192, 3544, 7088, 12193, 24386, 39427, 48772, 60691, 78854, 97544, 121382, 157708, 195088, 242764, 315416, 485528, 630832, 971056, 5401499, 10802998, 21605996, 43211992, 86423984]

約数ペア:

[(1, 86423984), (2, 43211992), (4, 21605996), (8, 10802998), (16, 5401499), (89, 971056), (137, 630832), (178, 485528), (274, 315416), (356, 242764), (443, 195088), (548, 157708), (712, 121382), (886, 97544), (1096, 78854), (1424, 60691), (1772, 48772), (2192, 39427), (3544, 24386), (7088, 12193)]