247993252

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{17729}}^1$

素因数の和:18015

約数の個数: 24

約数和(自身を含む): 469135800

約数和(自身を除く): 221142548

約数列:

[1, 2, 4, 13, 26, 52, 269, 538, 1076, 3497, 6994, 13988, 17729, 35458, 70916, 230477, 460954, 921908, 4769101, 9538202, 19076404, 61998313, 123996626, 247993252]

約数ペア:

[(1, 247993252), (2, 123996626), (4, 61998313), (13, 19076404), (26, 9538202), (52, 4769101), (269, 921908), (538, 460954), (1076, 230477), (3497, 70916), (6994, 35458), (13988, 17729)]