131273298

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{751}}^1$

素因数の和:861

約数の個数: 80

約数和(自身を含む): 321019776

約数和(自身を除く): 189746478

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 83, 117, 162, 166, 234, 249, 351, 498, 702, 747, 751, 1053, 1079, 1494, 1502, 2106, 2158, 2241, 2253, 3237, 4482, 4506, 6474, 6723, 6759, 9711, 9763, 13446, 13518, 19422, 19526, 20277, 29133, 29289, 40554, 58266, 58578, 60831, 62333, 87399, 87867, 121662, 124666, 174798, 175734, 186999, 263601, 373998, 527202, 560997, 790803, 810329, 1121994, 1581606, 1620658, 1682991, 2430987, 3365982, 4861974, 5048973, 7292961, 10097946, 14585922, 21878883, 43757766, 65636649, 131273298]

約数ペア:

[(1, 131273298), (2, 65636649), (3, 43757766), (6, 21878883), (9, 14585922), (13, 10097946), (18, 7292961), (26, 5048973), (27, 4861974), (39, 3365982), (54, 2430987), (78, 1682991), (81, 1620658), (83, 1581606), (117, 1121994), (162, 810329), (166, 790803), (234, 560997), (249, 527202), (351, 373998), (498, 263601), (702, 186999), (747, 175734), (751, 174798), (1053, 124666), (1079, 121662), (1494, 87867), (1502, 87399), (2106, 62333), (2158, 60831), (2241, 58578), (2253, 58266), (3237, 40554), (4482, 29289), (4506, 29133), (6474, 20277), (6723, 19526), (6759, 19422), (9711, 13518), (9763, 13446)]