401749192

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{19609}}^1$

素因数の和:19825

約数の個数: 32

約数和(自身を含む): 815383800

約数和(自身を除く): 413634608

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1576, 2561, 5122, 10244, 19609, 20488, 39218, 78436, 156872, 254917, 509834, 1019668, 2039336, 3862973, 7725946, 15451892, 30903784, 50218649, 100437298, 200874596, 401749192]

約数ペア:

[(1, 401749192), (2, 200874596), (4, 100437298), (8, 50218649), (13, 30903784), (26, 15451892), (52, 7725946), (104, 3862973), (197, 2039336), (394, 1019668), (788, 509834), (1576, 254917), (2561, 156872), (5122, 78436), (10244, 39218), (19609, 20488)]