287495852

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{129971}}^1$

素因数の和:130061

約数の個数: 24

約数和(自身を含む): 582274560

約数和(自身を除く): 294778708

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 316, 553, 1106, 2212, 129971, 259942, 519884, 909797, 1819594, 3639188, 10267709, 20535418, 41070836, 71873963, 143747926, 287495852]

約数ペア:

[(1, 287495852), (2, 143747926), (4, 71873963), (7, 41070836), (14, 20535418), (28, 10267709), (79, 3639188), (158, 1819594), (316, 909797), (553, 519884), (1106, 259942), (2212, 129971)]