2591865

素因数分解:

$3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 4688640

約数和(自身を除く): 2096775

約数列:

[1, 3, 5, 9, 15, 27, 45, 73, 135, 219, 263, 365, 657, 789, 1095, 1315, 1971, 2367, 3285, 3945, 7101, 9855, 11835, 19199, 35505, 57597, 95995, 172791, 287985, 518373, 863955, 2591865]

約数ペア:

[(1, 2591865), (3, 863955), (5, 518373), (9, 287985), (15, 172791), (27, 95995), (45, 57597), (73, 35505), (135, 19199), (219, 11835), (263, 9855), (365, 7101), (657, 3945), (789, 3285), (1095, 2367), (1315, 1971)]