447490737

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{599}}^1$

素因数の和:1035

約数の個数: 40

約数和(自身を含む): 700444800

約数和(自身を除く): 252954063

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 401, 599, 621, 1203, 1797, 1863, 3609, 5391, 9223, 10827, 13777, 16173, 27669, 32481, 41331, 48519, 83007, 123993, 240199, 249021, 371979, 720597, 747063, 1115937, 2161791, 5524577, 6485373, 16573731, 19456119, 49721193, 149163579, 447490737]

約数ペア:

[(1, 447490737), (3, 149163579), (9, 49721193), (23, 19456119), (27, 16573731), (69, 6485373), (81, 5524577), (207, 2161791), (401, 1115937), (599, 747063), (621, 720597), (1203, 371979), (1797, 249021), (1863, 240199), (3609, 123993), (5391, 83007), (9223, 48519), (10827, 41331), (13777, 32481), (16173, 27669)]