251017767

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 522849600

約数和(自身を除く): 271831833

約数列:

[1, 3, 7, 9, 11, 13, 17, 21, 33, 39, 51, 63, 77, 91, 99, 117, 119, 121, 143, 149, 153, 187, 221, 231, 273, 357, 363, 429, 447, 561, 663, 693, 819, 847, 1001, 1043, 1071, 1089, 1287, 1309, 1341, 1547, 1573, 1639, 1683, 1937, 1989, 2057, 2431, 2533, 2541, 3003, 3129, 3927, 4641, 4719, 4917, 5811, 6171, 7293, 7599, 7623, 9009, 9387, 11011, 11473, 11781, 13559, 13923, 14157, 14399, 14751, 17017, 17433, 17731, 18029, 18513, 21307, 21879, 22797, 26741, 27863, 32929, 33033, 34419, 40677, 43197, 51051, 53193, 54087, 63921, 80223, 83589, 98787, 99099, 103257, 122031, 126203, 129591, 149149, 153153, 159579, 162261, 187187, 191763, 195041, 230503, 234377, 240669, 250767, 296361, 306493, 362219, 378609, 447447, 561561, 585123, 691509, 703131, 919479, 1086657, 1135827, 1342341, 1640639, 1684683, 1755369, 2074527, 2109393, 2145451, 2535533, 2758437, 3259971, 3984409, 4921917, 6436353, 7606599, 11953227, 14765751, 19309059, 22819797, 27890863, 35859681, 83672589, 251017767]

約数ペア:

[(1, 251017767), (3, 83672589), (7, 35859681), (9, 27890863), (11, 22819797), (13, 19309059), (17, 14765751), (21, 11953227), (33, 7606599), (39, 6436353), (51, 4921917), (63, 3984409), (77, 3259971), (91, 2758437), (99, 2535533), (117, 2145451), (119, 2109393), (121, 2074527), (143, 1755369), (149, 1684683), (153, 1640639), (187, 1342341), (221, 1135827), (231, 1086657), (273, 919479), (357, 703131), (363, 691509), (429, 585123), (447, 561561), (561, 447447), (663, 378609), (693, 362219), (819, 306493), (847, 296361), (1001, 250767), (1043, 240669), (1071, 234377), (1089, 230503), (1287, 195041), (1309, 191763), (1341, 187187), (1547, 162261), (1573, 159579), (1639, 153153), (1683, 149149), (1937, 129591), (1989, 126203), (2057, 122031), (2431, 103257), (2533, 99099), (2541, 98787), (3003, 83589), (3129, 80223), (3927, 63921), (4641, 54087), (4719, 53193), (4917, 51051), (5811, 43197), (6171, 40677), (7293, 34419), (7599, 33033), (7623, 32929), (9009, 27863), (9387, 26741), (11011, 22797), (11473, 21879), (11781, 21307), (13559, 18513), (13923, 18029), (14157, 17731), (14399, 17433), (14751, 17017)]