140560947

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{821}}^1$

素因数の和:1220

約数の個数: 32

約数和(自身を含む): 221348160

約数和(自身を除く): 80787213

約数列:

[1, 3, 9, 17, 27, 51, 153, 373, 459, 821, 1119, 2463, 3357, 6341, 7389, 10071, 13957, 19023, 22167, 41871, 57069, 125613, 171207, 306233, 376839, 918699, 2756097, 5205961, 8268291, 15617883, 46853649, 140560947]

約数ペア:

[(1, 140560947), (3, 46853649), (9, 15617883), (17, 8268291), (27, 5205961), (51, 2756097), (153, 918699), (373, 376839), (459, 306233), (821, 171207), (1119, 125613), (2463, 57069), (3357, 41871), (6341, 22167), (7389, 19023), (10071, 13957)]