211674554

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1575

約数の個数: 64

約数和(自身を含む): 421666560

約数和(自身を除く): 209992006

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 41, 82, 91, 133, 182, 247, 266, 287, 494, 533, 574, 779, 1066, 1493, 1558, 1729, 2986, 3458, 3731, 5453, 7462, 10127, 10451, 10906, 19409, 20254, 20902, 28367, 38818, 56734, 61213, 70889, 122426, 135863, 141778, 198569, 271726, 368771, 397138, 428491, 737542, 795769, 856982, 1163047, 1591538, 2326094, 2581397, 5162794, 5570383, 8141329, 11140766, 15119611, 16282658, 30239222, 105837277, 211674554]

約数ペア:

[(1, 211674554), (2, 105837277), (7, 30239222), (13, 16282658), (14, 15119611), (19, 11140766), (26, 8141329), (38, 5570383), (41, 5162794), (82, 2581397), (91, 2326094), (133, 1591538), (182, 1163047), (247, 856982), (266, 795769), (287, 737542), (494, 428491), (533, 397138), (574, 368771), (779, 271726), (1066, 198569), (1493, 141778), (1558, 135863), (1729, 122426), (2986, 70889), (3458, 61213), (3731, 56734), (5453, 38818), (7462, 28367), (10127, 20902), (10451, 20254), (10906, 19409)]