275693781

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 432069120

約数和(自身を除く): 156375339

約数列:

[1, 3, 11, 19, 33, 57, 71, 121, 209, 213, 363, 563, 627, 781, 1349, 1689, 2299, 2343, 4047, 6193, 6897, 8591, 10697, 14839, 18579, 25773, 32091, 39973, 44517, 68123, 117667, 119919, 163229, 204369, 353001, 439703, 489687, 759487, 1294337, 1319109, 2278461, 3883011, 4836733, 8354357, 14510199, 25063071, 91897927, 275693781]

約数ペア:

[(1, 275693781), (3, 91897927), (11, 25063071), (19, 14510199), (33, 8354357), (57, 4836733), (71, 3883011), (121, 2278461), (209, 1319109), (213, 1294337), (363, 759487), (563, 489687), (627, 439703), (781, 353001), (1349, 204369), (1689, 163229), (2299, 119919), (2343, 117667), (4047, 68123), (6193, 44517), (6897, 39973), (8591, 32091), (10697, 25773), (14839, 18579)]