421681915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{53479}}^1$

素因数の和:53586

約数の個数: 16

約数和(自身を含む): 539078400

約数和(自身を除く): 117396485

約数列:

[1, 5, 19, 83, 95, 415, 1577, 7885, 53479, 267395, 1016101, 4438757, 5080505, 22193785, 84336383, 421681915]

約数ペア:

[(1, 421681915), (5, 84336383), (19, 22193785), (83, 5080505), (95, 4438757), (415, 1016101), (1577, 267395), (7885, 53479)]