66928428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{761}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 194157600

約数和(自身を除く): 127229172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 349, 698, 761, 1047, 1396, 1522, 2094, 2283, 2443, 3044, 3141, 4188, 4566, 4886, 5327, 6282, 6849, 7329, 9132, 9772, 10654, 12564, 13698, 14658, 15981, 21308, 21987, 27396, 29316, 31962, 43974, 47943, 63924, 87948, 95886, 191772, 265589, 531178, 796767, 1062356, 1593534, 1859123, 2390301, 3187068, 3718246, 4780602, 5577369, 7436492, 9561204, 11154738, 16732107, 22309476, 33464214, 66928428]

約数ペア:

[(1, 66928428), (2, 33464214), (3, 22309476), (4, 16732107), (6, 11154738), (7, 9561204), (9, 7436492), (12, 5577369), (14, 4780602), (18, 3718246), (21, 3187068), (28, 2390301), (36, 1859123), (42, 1593534), (63, 1062356), (84, 796767), (126, 531178), (252, 265589), (349, 191772), (698, 95886), (761, 87948), (1047, 63924), (1396, 47943), (1522, 43974), (2094, 31962), (2283, 29316), (2443, 27396), (3044, 21987), (3141, 21308), (4188, 15981), (4566, 14658), (4886, 13698), (5327, 12564), (6282, 10654), (6849, 9772), (7329, 9132)]