28662712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1399}}^1$

素因数の和:1615

約数の個数: 32

約数和(自身を含む): 58212000

約数和(自身を除く): 29549288

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1399, 1576, 2561, 2798, 5122, 5596, 10244, 11192, 18187, 20488, 36374, 72748, 145496, 275603, 551206, 1102412, 2204824, 3582839, 7165678, 14331356, 28662712]

約数ペア:

[(1, 28662712), (2, 14331356), (4, 7165678), (8, 3582839), (13, 2204824), (26, 1102412), (52, 551206), (104, 275603), (197, 145496), (394, 72748), (788, 36374), (1399, 20488), (1576, 18187), (2561, 11192), (2798, 10244), (5122, 5596)]