85406979

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{51481}}^1$

素因数の和:51570

約数の個数: 16

約数和(自身を含む): 131793920

約数和(自身を除く): 46386941

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 51481, 154443, 360367, 1081101, 4066999, 12200997, 28468993, 85406979]

約数ペア:

[(1, 85406979), (3, 28468993), (7, 12200997), (21, 4066999), (79, 1081101), (237, 360367), (553, 154443), (1659, 51481)]