1072071

素因数分解:

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

素因数の和:61

約数の個数: 72

約数和(自身を含む): 2240784

約数和(自身を除く): 1168713

約数列:

[1, 3, 7, 9, 11, 13, 17, 21, 33, 39, 49, 51, 63, 77, 91, 99, 117, 119, 143, 147, 153, 187, 221, 231, 273, 357, 429, 441, 539, 561, 637, 663, 693, 819, 833, 1001, 1071, 1287, 1309, 1547, 1617, 1683, 1911, 1989, 2431, 2499, 3003, 3927, 4641, 4851, 5733, 7007, 7293, 7497, 9009, 9163, 10829, 11781, 13923, 17017, 21021, 21879, 27489, 32487, 51051, 63063, 82467, 97461, 119119, 153153, 357357, 1072071]

約数ペア:

[(1, 1072071), (3, 357357), (7, 153153), (9, 119119), (11, 97461), (13, 82467), (17, 63063), (21, 51051), (33, 32487), (39, 27489), (49, 21879), (51, 21021), (63, 17017), (77, 13923), (91, 11781), (99, 10829), (117, 9163), (119, 9009), (143, 7497), (147, 7293), (153, 7007), (187, 5733), (221, 4851), (231, 4641), (273, 3927), (357, 3003), (429, 2499), (441, 2431), (539, 1989), (561, 1911), (637, 1683), (663, 1617), (693, 1547), (819, 1309), (833, 1287), (1001, 1071)]