26778213

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2273}}^1$

素因数の和:2314

約数の個数: 48

約数和(自身を含む): 51083136

約数和(自身を除く): 24304923

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 2273, 3927, 6819, 11781, 15911, 20457, 25003, 38641, 47733, 75009, 115923, 143199, 175021, 225027, 270487, 347769, 425051, 525063, 811461, 1275153, 1575189, 2434383, 2975357, 3825459, 8926071, 26778213]

約数ペア:

[(1, 26778213), (3, 8926071), (7, 3825459), (9, 2975357), (11, 2434383), (17, 1575189), (21, 1275153), (33, 811461), (51, 525063), (63, 425051), (77, 347769), (99, 270487), (119, 225027), (153, 175021), (187, 143199), (231, 115923), (357, 75009), (561, 47733), (693, 38641), (1071, 25003), (1309, 20457), (1683, 15911), (2273, 11781), (3927, 6819)]