27820455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6203}}^1$

素因数の和:6247

約数の個数: 32

約数和(自身を含む): 50029056

約数和(自身を除く): 22208601

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 6203, 18609, 31015, 80639, 93045, 142669, 241917, 403195, 428007, 713345, 1209585, 1854697, 2140035, 5564091, 9273485, 27820455]

約数ペア:

[(1, 27820455), (3, 9273485), (5, 5564091), (13, 2140035), (15, 1854697), (23, 1209585), (39, 713345), (65, 428007), (69, 403195), (115, 241917), (195, 142669), (299, 93045), (345, 80639), (897, 31015), (1495, 18609), (4485, 6203)]