81970164

素因数分解:

$2^2\times 3^3\times {\mathrm{331}}^1\times {\mathrm{2293}}^1$

素因数の和:2637

約数の個数: 48

約数和(自身を含む): 213250240

約数和(自身を除く): 131280076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 331, 662, 993, 1324, 1986, 2293, 2979, 3972, 4586, 5958, 6879, 8937, 9172, 11916, 13758, 17874, 20637, 27516, 35748, 41274, 61911, 82548, 123822, 247644, 758983, 1517966, 2276949, 3035932, 4553898, 6830847, 9107796, 13661694, 20492541, 27323388, 40985082, 81970164]

約数ペア:

[(1, 81970164), (2, 40985082), (3, 27323388), (4, 20492541), (6, 13661694), (9, 9107796), (12, 6830847), (18, 4553898), (27, 3035932), (36, 2276949), (54, 1517966), (108, 758983), (331, 247644), (662, 123822), (993, 82548), (1324, 61911), (1986, 41274), (2293, 35748), (2979, 27516), (3972, 20637), (4586, 17874), (5958, 13758), (6879, 11916), (8937, 9172)]