1261963449

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{59}}^2\times {\mathrm{463}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 1971628800

約数和(自身を除く): 709665351

約数列:

[1, 3, 9, 27, 29, 59, 87, 177, 261, 463, 531, 783, 1389, 1593, 1711, 3481, 4167, 5133, 10443, 12501, 13427, 15399, 27317, 31329, 40281, 46197, 81951, 93987, 100949, 120843, 245853, 302847, 362529, 737559, 792193, 908541, 1611703, 2376579, 2725623, 4835109, 7129737, 14505327, 21389211, 43515981, 46739387, 140218161, 420654483, 1261963449]

約数ペア:

[(1, 1261963449), (3, 420654483), (9, 140218161), (27, 46739387), (29, 43515981), (59, 21389211), (87, 14505327), (177, 7129737), (261, 4835109), (463, 2725623), (531, 2376579), (783, 1611703), (1389, 908541), (1593, 792193), (1711, 737559), (3481, 362529), (4167, 302847), (5133, 245853), (10443, 120843), (12501, 100949), (13427, 93987), (15399, 81951), (27317, 46197), (31329, 40281)]