130728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 352800

約数和(自身を除く): 222072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 419, 838, 1257, 1676, 2514, 3352, 5028, 5447, 10056, 10894, 16341, 21788, 32682, 43576, 65364, 130728]

約数ペア:

[(1, 130728), (2, 65364), (3, 43576), (4, 32682), (6, 21788), (8, 16341), (12, 10894), (13, 10056), (24, 5447), (26, 5028), (39, 3352), (52, 2514), (78, 1676), (104, 1257), (156, 838), (312, 419)]