68928579

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1$

素因数の和:815

約数の個数: 24

約数和(自身を含む): 101836800

約数和(自身を除く): 32908221

約数列:

[1, 3, 9, 59, 177, 271, 479, 531, 813, 1437, 2439, 4311, 15989, 28261, 47967, 84783, 129809, 143901, 254349, 389427, 1168281, 7658731, 22976193, 68928579]

約数ペア:

[(1, 68928579), (3, 22976193), (9, 7658731), (59, 1168281), (177, 389427), (271, 254349), (479, 143901), (531, 129809), (813, 84783), (1437, 47967), (2439, 28261), (4311, 15989)]