1289968316

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{2017}}^1$

素因数の和:2299

約数の個数: 72

約数和(自身を含む): 2840682096

約数和(自身を除く): 1550713780

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 251, 364, 502, 637, 1004, 1274, 1757, 2017, 2548, 3263, 3514, 4034, 6526, 7028, 8068, 12299, 13052, 14119, 22841, 24598, 26221, 28238, 45682, 49196, 52442, 56476, 91364, 98833, 104884, 159887, 183547, 197666, 319774, 367094, 395332, 506267, 639548, 734188, 1012534, 1284829, 2025068, 2569658, 3543869, 5139316, 6581471, 7087738, 13162942, 14175476, 24807083, 26325884, 46070297, 49614166, 92140594, 99228332, 184281188, 322492079, 644984158, 1289968316]

約数ペア:

[(1, 1289968316), (2, 644984158), (4, 322492079), (7, 184281188), (13, 99228332), (14, 92140594), (26, 49614166), (28, 46070297), (49, 26325884), (52, 24807083), (91, 14175476), (98, 13162942), (182, 7087738), (196, 6581471), (251, 5139316), (364, 3543869), (502, 2569658), (637, 2025068), (1004, 1284829), (1274, 1012534), (1757, 734188), (2017, 639548), (2548, 506267), (3263, 395332), (3514, 367094), (4034, 319774), (6526, 197666), (7028, 183547), (8068, 159887), (12299, 104884), (13052, 98833), (14119, 91364), (22841, 56476), (24598, 52442), (26221, 49196), (28238, 45682)]