161843526

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{641}}^1$

素因数の和:758

約数の個数: 72

約数和(自身を含む): 384884136

約数和(自身を除く): 223040610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 83, 117, 166, 169, 234, 249, 338, 498, 507, 641, 747, 1014, 1079, 1282, 1494, 1521, 1923, 2158, 3042, 3237, 3846, 5769, 6474, 8333, 9711, 11538, 14027, 16666, 19422, 24999, 28054, 42081, 49998, 53203, 74997, 84162, 106406, 108329, 126243, 149994, 159609, 216658, 252486, 319218, 324987, 478827, 649974, 691639, 957654, 974961, 1383278, 1949922, 2074917, 4149834, 6224751, 8991307, 12449502, 17982614, 26973921, 53947842, 80921763, 161843526]

約数ペア:

[(1, 161843526), (2, 80921763), (3, 53947842), (6, 26973921), (9, 17982614), (13, 12449502), (18, 8991307), (26, 6224751), (39, 4149834), (78, 2074917), (83, 1949922), (117, 1383278), (166, 974961), (169, 957654), (234, 691639), (249, 649974), (338, 478827), (498, 324987), (507, 319218), (641, 252486), (747, 216658), (1014, 159609), (1079, 149994), (1282, 126243), (1494, 108329), (1521, 106406), (1923, 84162), (2158, 74997), (3042, 53203), (3237, 49998), (3846, 42081), (5769, 28054), (6474, 24999), (8333, 19422), (9711, 16666), (11538, 14027)]