81539190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{301997}}^1$

素因数の和:302013

約数の個数: 32

約数和(自身を含む): 217438560

約数和(自身を除く): 135899370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 301997, 603994, 905991, 1509985, 1811982, 2717973, 3019970, 4529955, 5435946, 8153919, 9059910, 13589865, 16307838, 27179730, 40769595, 81539190]

約数ペア:

[(1, 81539190), (2, 40769595), (3, 27179730), (5, 16307838), (6, 13589865), (9, 9059910), (10, 8153919), (15, 5435946), (18, 4529955), (27, 3019970), (30, 2717973), (45, 1811982), (54, 1509985), (90, 905991), (135, 603994), (270, 301997)]