86921884

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1427

約数の個数: 72

約数和(自身を含む): 197361360

約数和(自身を除く): 110439476

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 34, 38, 49, 68, 76, 98, 119, 133, 196, 238, 266, 323, 476, 532, 646, 833, 931, 1292, 1373, 1666, 1862, 2261, 2746, 3332, 3724, 4522, 5492, 9044, 9611, 15827, 19222, 23341, 26087, 31654, 38444, 46682, 52174, 63308, 67277, 93364, 104348, 134554, 163387, 182609, 269108, 326774, 365218, 443479, 653548, 730436, 886958, 1143709, 1278263, 1773916, 2287418, 2556526, 3104353, 4574836, 5113052, 6208706, 12417412, 21730471, 43460942, 86921884]

約数ペア:

[(1, 86921884), (2, 43460942), (4, 21730471), (7, 12417412), (14, 6208706), (17, 5113052), (19, 4574836), (28, 3104353), (34, 2556526), (38, 2287418), (49, 1773916), (68, 1278263), (76, 1143709), (98, 886958), (119, 730436), (133, 653548), (196, 443479), (238, 365218), (266, 326774), (323, 269108), (476, 182609), (532, 163387), (646, 134554), (833, 104348), (931, 93364), (1292, 67277), (1373, 63308), (1666, 52174), (1862, 46682), (2261, 38444), (2746, 31654), (3332, 26087), (3724, 23341), (4522, 19222), (5492, 15827), (9044, 9611)]