1899387

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 36

約数和(自身を含む): 3290040

約数和(自身を除く): 1390653

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 73, 147, 177, 219, 413, 441, 511, 531, 657, 1239, 1533, 2891, 3577, 3717, 4307, 4599, 8673, 10731, 12921, 26019, 30149, 32193, 38763, 90447, 211043, 271341, 633129, 1899387]

約数ペア:

[(1, 1899387), (3, 633129), (7, 271341), (9, 211043), (21, 90447), (49, 38763), (59, 32193), (63, 30149), (73, 26019), (147, 12921), (177, 10731), (219, 8673), (413, 4599), (441, 4307), (511, 3717), (531, 3577), (657, 2891), (1239, 1533)]