28151916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1597}}^1$

素因数の和:1730

約数の個数: 48

約数和(自身を含む): 71411424

約数和(自身を除く): 43259508

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 113, 156, 226, 339, 452, 678, 1356, 1469, 1597, 2938, 3194, 4407, 4791, 5876, 6388, 8814, 9582, 17628, 19164, 20761, 41522, 62283, 83044, 124566, 180461, 249132, 360922, 541383, 721844, 1082766, 2165532, 2345993, 4691986, 7037979, 9383972, 14075958, 28151916]

約数ペア:

[(1, 28151916), (2, 14075958), (3, 9383972), (4, 7037979), (6, 4691986), (12, 2345993), (13, 2165532), (26, 1082766), (39, 721844), (52, 541383), (78, 360922), (113, 249132), (156, 180461), (226, 124566), (339, 83044), (452, 62283), (678, 41522), (1356, 20761), (1469, 19164), (1597, 17628), (2938, 9582), (3194, 8814), (4407, 6388), (4791, 5876)]