81089730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{900997}}^1$

素因数の和:901010

約数の個数: 24

約数和(自身を含む): 210833532

約数和(自身を除く): 129743802

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 900997, 1801994, 2702991, 4504985, 5405982, 8108973, 9009970, 13514955, 16217946, 27029910, 40544865, 81089730]

約数ペア:

[(1, 81089730), (2, 40544865), (3, 27029910), (5, 16217946), (6, 13514955), (9, 9009970), (10, 8108973), (15, 5405982), (18, 4504985), (30, 2702991), (45, 1801994), (90, 900997)]