291245488

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{283}}^1\times {\mathrm{491}}^1$

素因数の和:913

約数の個数: 40

約数和(自身を含む): 571766976

約数和(自身を除く): 280521488

約数列:

[1, 2, 4, 8, 16, 131, 262, 283, 491, 524, 566, 982, 1048, 1132, 1964, 2096, 2264, 3928, 4528, 7856, 37073, 64321, 74146, 128642, 138953, 148292, 257284, 277906, 296584, 514568, 555812, 593168, 1029136, 1111624, 2223248, 18202843, 36405686, 72811372, 145622744, 291245488]

約数ペア:

[(1, 291245488), (2, 145622744), (4, 72811372), (8, 36405686), (16, 18202843), (131, 2223248), (262, 1111624), (283, 1029136), (491, 593168), (524, 555812), (566, 514568), (982, 296584), (1048, 277906), (1132, 257284), (1964, 148292), (2096, 138953), (2264, 128642), (3928, 74146), (4528, 64321), (7856, 37073)]