281456856

素因数分解:

$2^3\times 3^4\times {\mathrm{434347}}^1$

素因数の和:434365

約数の個数: 40

約数和(自身を含む): 788341620

約数和(自身を除く): 506884764

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 434347, 868694, 1303041, 1737388, 2606082, 3474776, 3909123, 5212164, 7818246, 10424328, 11727369, 15636492, 23454738, 31272984, 35182107, 46909476, 70364214, 93818952, 140728428, 281456856]

約数ペア:

[(1, 281456856), (2, 140728428), (3, 93818952), (4, 70364214), (6, 46909476), (8, 35182107), (9, 31272984), (12, 23454738), (18, 15636492), (24, 11727369), (27, 10424328), (36, 7818246), (54, 5212164), (72, 3909123), (81, 3474776), (108, 2606082), (162, 1737388), (216, 1303041), (324, 868694), (648, 434347)]