399526393

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{11273}}^1$

素因数の和:11424

約数の個数: 16

約数和(自身を含む): 469719936

約数和(自身を除く): 70193543

約数列:

[1, 7, 61, 83, 427, 581, 5063, 11273, 35441, 78911, 687653, 935659, 4813571, 6549613, 57075199, 399526393]

約数ペア:

[(1, 399526393), (7, 57075199), (61, 6549613), (83, 4813571), (427, 935659), (581, 687653), (5063, 78911), (11273, 35441)]