218091276

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{727}}^1$

素因数の和:1391

約数の個数: 72

約数和(自身を含む): 595437024

約数和(自身を除く): 377345748

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 641, 727, 1282, 1454, 1923, 2181, 2564, 2908, 3846, 4362, 5769, 6543, 7692, 8333, 8724, 9451, 11538, 13086, 16666, 18902, 23076, 24999, 26172, 28353, 33332, 37804, 49998, 56706, 74997, 85059, 99996, 113412, 149994, 170118, 299988, 340236, 466007, 932014, 1398021, 1864028, 2796042, 4194063, 5592084, 6058091, 8388126, 12116182, 16776252, 18174273, 24232364, 36348546, 54522819, 72697092, 109045638, 218091276]

約数ペア:

[(1, 218091276), (2, 109045638), (3, 72697092), (4, 54522819), (6, 36348546), (9, 24232364), (12, 18174273), (13, 16776252), (18, 12116182), (26, 8388126), (36, 6058091), (39, 5592084), (52, 4194063), (78, 2796042), (117, 1864028), (156, 1398021), (234, 932014), (468, 466007), (641, 340236), (727, 299988), (1282, 170118), (1454, 149994), (1923, 113412), (2181, 99996), (2564, 85059), (2908, 74997), (3846, 56706), (4362, 49998), (5769, 37804), (6543, 33332), (7692, 28353), (8333, 26172), (8724, 24999), (9451, 23076), (11538, 18902), (13086, 16666)]