66164973

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1193}}^1$

素因数の和:1361

約数の個数: 32

約数和(自身を含む): 106982400

約数和(自身を除く): 40817427

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 399, 417, 973, 1193, 2641, 2919, 3579, 7923, 8351, 18487, 22667, 25053, 55461, 68001, 158669, 165827, 476007, 497481, 1160789, 3150713, 3482367, 9452139, 22054991, 66164973]

約数ペア:

[(1, 66164973), (3, 22054991), (7, 9452139), (19, 3482367), (21, 3150713), (57, 1160789), (133, 497481), (139, 476007), (399, 165827), (417, 158669), (973, 68001), (1193, 55461), (2641, 25053), (2919, 22667), (3579, 18487), (7923, 8351)]