81945734

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:261

約数の個数: 48

約数和(自身を含む): 141668352

約数和(自身を除く): 59722618

約数列:

[1, 2, 13, 23, 26, 46, 83, 127, 166, 169, 254, 299, 338, 598, 1079, 1651, 1909, 2158, 2921, 3302, 3818, 3887, 5842, 7774, 10541, 14027, 21082, 21463, 24817, 28054, 37973, 42926, 49634, 75946, 137033, 242443, 274066, 322621, 484886, 493649, 645242, 987298, 1781429, 3151759, 3562858, 6303518, 40972867, 81945734]

約数ペア:

[(1, 81945734), (2, 40972867), (13, 6303518), (23, 3562858), (26, 3151759), (46, 1781429), (83, 987298), (127, 645242), (166, 493649), (169, 484886), (254, 322621), (299, 274066), (338, 242443), (598, 137033), (1079, 75946), (1651, 49634), (1909, 42926), (2158, 37973), (2921, 28054), (3302, 24817), (3818, 21463), (3887, 21082), (5842, 14027), (7774, 10541)]