221724718

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{73859}}^1$

素因数の和:73959

約数の個数: 16

約数和(自身を含む): 354528000

約数和(自身を除く): 132803282

約数列:

[1, 2, 19, 38, 79, 158, 1501, 3002, 73859, 147718, 1403321, 2806642, 5834861, 11669722, 110862359, 221724718]

約数ペア:

[(1, 221724718), (2, 110862359), (19, 11669722), (38, 5834861), (79, 2806642), (158, 1403321), (1501, 147718), (3002, 73859)]