123397144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 258733440

約数和(自身を除く): 135336296

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 61, 104, 106, 122, 212, 244, 367, 424, 488, 689, 734, 793, 1378, 1468, 1586, 2756, 2936, 3172, 3233, 4771, 5512, 6344, 6466, 9542, 12932, 19084, 19451, 22387, 25864, 38168, 38902, 42029, 44774, 77804, 84058, 89548, 155608, 168116, 179096, 252863, 291031, 336232, 505726, 582062, 1011452, 1164124, 1186511, 2022904, 2328248, 2373022, 4746044, 9492088, 15424643, 30849286, 61698572, 123397144]

約数ペア:

[(1, 123397144), (2, 61698572), (4, 30849286), (8, 15424643), (13, 9492088), (26, 4746044), (52, 2373022), (53, 2328248), (61, 2022904), (104, 1186511), (106, 1164124), (122, 1011452), (212, 582062), (244, 505726), (367, 336232), (424, 291031), (488, 252863), (689, 179096), (734, 168116), (793, 155608), (1378, 89548), (1468, 84058), (1586, 77804), (2756, 44774), (2936, 42029), (3172, 38902), (3233, 38168), (4771, 25864), (5512, 22387), (6344, 19451), (6466, 19084), (9542, 12932)]