76766781

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 137192160

約数和(自身を除く): 60425379

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 91, 119, 139, 147, 221, 273, 289, 357, 417, 637, 663, 833, 867, 973, 1547, 1807, 1911, 2023, 2363, 2499, 2919, 3757, 4641, 5421, 6069, 6811, 7089, 10829, 11271, 12649, 14161, 16541, 20433, 26299, 30719, 32487, 37947, 40171, 42483, 49623, 78897, 88543, 92157, 115787, 120513, 184093, 215033, 265629, 281197, 347361, 522223, 552279, 645099, 843591, 1505231, 1566669, 1968379, 3655561, 4515693, 5905137, 10966683, 25588927, 76766781]

約数ペア:

[(1, 76766781), (3, 25588927), (7, 10966683), (13, 5905137), (17, 4515693), (21, 3655561), (39, 1968379), (49, 1566669), (51, 1505231), (91, 843591), (119, 645099), (139, 552279), (147, 522223), (221, 347361), (273, 281197), (289, 265629), (357, 215033), (417, 184093), (637, 120513), (663, 115787), (833, 92157), (867, 88543), (973, 78897), (1547, 49623), (1807, 42483), (1911, 40171), (2023, 37947), (2363, 32487), (2499, 30719), (2919, 26299), (3757, 20433), (4641, 16541), (5421, 14161), (6069, 12649), (6811, 11271), (7089, 10829)]