26376921

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 48

約数和(自身を含む): 43243200

約数和(自身を除く): 16866279

約数列:

[1, 3, 9, 19, 27, 29, 57, 81, 87, 171, 197, 243, 261, 513, 551, 591, 783, 1539, 1653, 1773, 2349, 3743, 4617, 4959, 5319, 5713, 7047, 11229, 14877, 15957, 17139, 33687, 44631, 47871, 51417, 101061, 108547, 133893, 154251, 303183, 325641, 462753, 909549, 976923, 1388259, 2930769, 8792307, 26376921]

約数ペア:

[(1, 26376921), (3, 8792307), (9, 2930769), (19, 1388259), (27, 976923), (29, 909549), (57, 462753), (81, 325641), (87, 303183), (171, 154251), (197, 133893), (243, 108547), (261, 101061), (513, 51417), (551, 47871), (591, 44631), (783, 33687), (1539, 17139), (1653, 15957), (1773, 14877), (2349, 11229), (3743, 7047), (4617, 5713), (4959, 5319)]