231390531

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:584

約数の個数: 36

約数和(自身を含む): 355427280

約数和(自身を除く): 124036749

約数列:

[1, 3, 9, 19, 57, 171, 229, 311, 361, 687, 933, 1083, 2061, 2799, 3249, 4351, 5909, 13053, 17727, 39159, 53181, 71219, 82669, 112271, 213657, 248007, 336813, 640971, 744021, 1010439, 1353161, 4059483, 12178449, 25710059, 77130177, 231390531]

約数ペア:

[(1, 231390531), (3, 77130177), (9, 25710059), (19, 12178449), (57, 4059483), (171, 1353161), (229, 1010439), (311, 744021), (361, 640971), (687, 336813), (933, 248007), (1083, 213657), (2061, 112271), (2799, 82669), (3249, 71219), (4351, 53181), (5909, 39159), (13053, 17727)]