201254515

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1409}}^1$

素因数の和:1492

約数の個数: 48

約数和(自身を含む): 312478560

約数和(自身を除く): 111224045

約数列:

[1, 5, 7, 11, 35, 49, 53, 55, 77, 245, 265, 371, 385, 539, 583, 1409, 1855, 2597, 2695, 2915, 4081, 7045, 9863, 12985, 15499, 20405, 28567, 49315, 69041, 74677, 77495, 108493, 142835, 345205, 373385, 522739, 542465, 759451, 821447, 2613695, 3659173, 3797255, 4107235, 5750129, 18295865, 28750645, 40250903, 201254515]

約数ペア:

[(1, 201254515), (5, 40250903), (7, 28750645), (11, 18295865), (35, 5750129), (49, 4107235), (53, 3797255), (55, 3659173), (77, 2613695), (245, 821447), (265, 759451), (371, 542465), (385, 522739), (539, 373385), (583, 345205), (1409, 142835), (1855, 108493), (2597, 77495), (2695, 74677), (2915, 69041), (4081, 49315), (7045, 28567), (9863, 20405), (12985, 15499)]