90169155

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:840

約数の個数: 48

約数和(自身を含む): 165784320

約数和(自身を除く): 75615165

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 163, 171, 285, 489, 647, 815, 855, 1467, 1941, 2445, 3097, 3235, 5823, 7335, 9291, 9705, 12293, 15485, 27873, 29115, 36879, 46455, 61465, 105461, 110637, 139365, 184395, 316383, 527305, 553185, 949149, 1581915, 2003759, 4745745, 6011277, 10018795, 18033831, 30056385, 90169155]

約数ペア:

[(1, 90169155), (3, 30056385), (5, 18033831), (9, 10018795), (15, 6011277), (19, 4745745), (45, 2003759), (57, 1581915), (95, 949149), (163, 553185), (171, 527305), (285, 316383), (489, 184395), (647, 139365), (815, 110637), (855, 105461), (1467, 61465), (1941, 46455), (2445, 36879), (3097, 29115), (3235, 27873), (5823, 15485), (7335, 12293), (9291, 9705)]