81740826

素因数分解:

$2^1\times 3^5\times {\mathrm{79}}^1\times {\mathrm{2129}}^1$

素因数の和:2225

約数の個数: 48

約数和(自身を含む): 186076800

約数和(自身を除く): 104335974

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 81, 158, 162, 237, 243, 474, 486, 711, 1422, 2129, 2133, 4258, 4266, 6387, 6399, 12774, 12798, 19161, 19197, 38322, 38394, 57483, 114966, 168191, 172449, 336382, 344898, 504573, 517347, 1009146, 1034694, 1513719, 3027438, 4541157, 9082314, 13623471, 27246942, 40870413, 81740826]

約数ペア:

[(1, 81740826), (2, 40870413), (3, 27246942), (6, 13623471), (9, 9082314), (18, 4541157), (27, 3027438), (54, 1513719), (79, 1034694), (81, 1009146), (158, 517347), (162, 504573), (237, 344898), (243, 336382), (474, 172449), (486, 168191), (711, 114966), (1422, 57483), (2129, 38394), (2133, 38322), (4258, 19197), (4266, 19161), (6387, 12798), (6399, 12774)]