64951173

素因数分解:

$3^3\times 7^1\times {\mathrm{401}}^1\times {\mathrm{857}}^1$

素因数の和:1274

約数の個数: 32

約数和(自身を含む): 110373120

約数和(自身を除く): 45421947

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 401, 857, 1203, 2571, 2807, 3609, 5999, 7713, 8421, 10827, 17997, 23139, 25263, 53991, 75789, 161973, 343657, 1030971, 2405599, 3092913, 7216797, 9278739, 21650391, 64951173]

約数ペア:

[(1, 64951173), (3, 21650391), (7, 9278739), (9, 7216797), (21, 3092913), (27, 2405599), (63, 1030971), (189, 343657), (401, 161973), (857, 75789), (1203, 53991), (2571, 25263), (2807, 23139), (3609, 17997), (5999, 10827), (7713, 8421)]