20110107517

素因数分解:

${\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{479}}^1\times {\mathrm{727}}^1$

素因数の和:1345

約数の個数: 32

約数和(自身を含む): 22140518400

約数和(自身を除く): 2030410883

約数列:

[1, 17, 43, 79, 479, 727, 731, 1343, 3397, 8143, 12359, 20597, 31261, 37841, 57433, 57749, 348233, 350149, 531437, 643297, 976361, 1627163, 2469619, 5919961, 14974019, 27510407, 27661771, 41983523, 254558323, 467676919, 1182947501, 20110107517]

約数ペア:

[(1, 20110107517), (17, 1182947501), (43, 467676919), (79, 254558323), (479, 41983523), (727, 27661771), (731, 27510407), (1343, 14974019), (3397, 5919961), (8143, 2469619), (12359, 1627163), (20597, 976361), (31261, 643297), (37841, 531437), (57433, 350149), (57749, 348233)]