214944775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2381}}^1$

素因数の和:2571

約数の個数: 24

約数和(自身を含む): 280008864

約数和(自身を除く): 65064089

約数列:

[1, 5, 23, 25, 115, 157, 575, 785, 2381, 3611, 3925, 11905, 18055, 54763, 59525, 90275, 273815, 373817, 1369075, 1869085, 8597791, 9345425, 42988955, 214944775]

約数ペア:

[(1, 214944775), (5, 42988955), (23, 9345425), (25, 8597791), (115, 1869085), (157, 1369075), (575, 373817), (785, 273815), (2381, 90275), (3611, 59525), (3925, 54763), (11905, 18055)]