156931918

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{601}}^1$

素因数の和:721

約数の個数: 48

約数和(自身を含む): 282472848

約数和(自身を除く): 125540930

約数列:

[1, 2, 11, 13, 22, 26, 83, 121, 143, 166, 242, 286, 601, 913, 1079, 1202, 1573, 1826, 2158, 3146, 6611, 7813, 10043, 11869, 13222, 15626, 20086, 23738, 49883, 72721, 85943, 99766, 130559, 145442, 171886, 261118, 548713, 648479, 945373, 1097426, 1296958, 1890746, 6035843, 7133269, 12071686, 14266538, 78465959, 156931918]

約数ペア:

[(1, 156931918), (2, 78465959), (11, 14266538), (13, 12071686), (22, 7133269), (26, 6035843), (83, 1890746), (121, 1296958), (143, 1097426), (166, 945373), (242, 648479), (286, 548713), (601, 261118), (913, 171886), (1079, 145442), (1202, 130559), (1573, 99766), (1826, 85943), (2158, 72721), (3146, 49883), (6611, 23738), (7813, 20086), (10043, 15626), (11869, 13222)]