251805213

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{2273}}^1$

素因数の和:2666

約数の個数: 32

約数和(自身を含む): 408228480

約数和(自身を除く): 156423267

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 373, 1119, 2273, 3357, 4103, 6819, 10071, 12309, 20457, 25003, 36927, 61371, 75009, 110781, 225027, 675081, 847829, 2543487, 7630461, 9326119, 22891383, 27978357, 83935071, 251805213]

約数ペア:

[(1, 251805213), (3, 83935071), (9, 27978357), (11, 22891383), (27, 9326119), (33, 7630461), (99, 2543487), (297, 847829), (373, 675081), (1119, 225027), (2273, 110781), (3357, 75009), (4103, 61371), (6819, 36927), (10071, 25003), (12309, 20457)]