289671338

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:851

約数の個数: 48

約数和(自身を含む): 506072448

約数和(自身を除く): 216401110

約数列:

[1, 2, 11, 22, 23, 46, 71, 121, 142, 242, 253, 506, 733, 781, 1466, 1562, 1633, 2783, 3266, 5566, 8063, 8591, 16126, 16859, 17182, 17963, 33718, 35926, 52043, 88693, 104086, 177386, 185449, 197593, 370898, 395186, 572473, 1144946, 1196989, 2039939, 2393978, 4079878, 6297203, 12594406, 13166879, 26333758, 144835669, 289671338]

約数ペア:

[(1, 289671338), (2, 144835669), (11, 26333758), (22, 13166879), (23, 12594406), (46, 6297203), (71, 4079878), (121, 2393978), (142, 2039939), (242, 1196989), (253, 1144946), (506, 572473), (733, 395186), (781, 370898), (1466, 197593), (1562, 185449), (1633, 177386), (2783, 104086), (3266, 88693), (5566, 52043), (8063, 35926), (8591, 33718), (16126, 17963), (16859, 17182)]