427294439

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2$

素因数の和:129

約数の個数: 72

約数和(自身を含む): 583848720

約数和(自身を除く): 156554281

約数列:

[1, 11, 13, 17, 19, 29, 121, 143, 187, 209, 221, 247, 319, 323, 377, 493, 551, 841, 1573, 2057, 2299, 2431, 2717, 3509, 3553, 4147, 4199, 5423, 6061, 6409, 7163, 9251, 9367, 10933, 14297, 15979, 26741, 29887, 39083, 45617, 46189, 59653, 66671, 70499, 78793, 101761, 103037, 120263, 121771, 157267, 175769, 185861, 207727, 271643, 508079, 775489, 866723, 1133407, 1322893, 1339481, 1729937, 1933459, 2044471, 2284997, 2988073, 3531359, 14734291, 22489181, 25134967, 32868803, 38844949, 427294439]

約数ペア:

[(1, 427294439), (11, 38844949), (13, 32868803), (17, 25134967), (19, 22489181), (29, 14734291), (121, 3531359), (143, 2988073), (187, 2284997), (209, 2044471), (221, 1933459), (247, 1729937), (319, 1339481), (323, 1322893), (377, 1133407), (493, 866723), (551, 775489), (841, 508079), (1573, 271643), (2057, 207727), (2299, 185861), (2431, 175769), (2717, 157267), (3509, 121771), (3553, 120263), (4147, 103037), (4199, 101761), (5423, 78793), (6061, 70499), (6409, 66671), (7163, 59653), (9251, 46189), (9367, 45617), (10933, 39083), (14297, 29887), (15979, 26741)]