261796652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{4931}}^1$

素因数の和:5969

約数の個数: 24

約数和(自身を含む): 493969392

約数和(自身を除く): 232172740

約数列:

[1, 2, 4, 13, 26, 52, 1021, 2042, 4084, 4931, 9862, 13273, 19724, 26546, 53092, 64103, 128206, 256412, 5034551, 10069102, 20138204, 65449163, 130898326, 261796652]

約数ペア:

[(1, 261796652), (2, 130898326), (4, 65449163), (13, 20138204), (26, 10069102), (52, 5034551), (1021, 256412), (2042, 128206), (4084, 64103), (4931, 53092), (9862, 26546), (13273, 19724)]