268709181

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 393050112

約数和(自身を除く): 124340931

約数列:

[1, 3, 13, 39, 103, 151, 309, 443, 453, 1329, 1339, 1963, 4017, 5759, 5889, 15553, 17277, 45629, 46659, 66893, 136887, 200679, 202189, 593177, 606567, 869609, 1779531, 2608827, 6889979, 20669937, 89569727, 268709181]

約数ペア:

[(1, 268709181), (3, 89569727), (13, 20669937), (39, 6889979), (103, 2608827), (151, 1779531), (309, 869609), (443, 606567), (453, 593177), (1329, 202189), (1339, 200679), (1963, 136887), (4017, 66893), (5759, 46659), (5889, 45629), (15553, 17277)]