121121973

素因数分解:

$3^4\times 7^2\times {\mathrm{30517}}^1$

素因数の和:30543

約数の個数: 30

約数和(自身を含む): 210482646

約数和(自身を除く): 89360673

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 30517, 91551, 213619, 274653, 640857, 823959, 1495333, 1922571, 2471877, 4485999, 5767713, 13457997, 17303139, 40373991, 121121973]

約数ペア:

[(1, 121121973), (3, 40373991), (7, 17303139), (9, 13457997), (21, 5767713), (27, 4485999), (49, 2471877), (63, 1922571), (81, 1495333), (147, 823959), (189, 640857), (441, 274653), (567, 213619), (1323, 91551), (3969, 30517)]