813458368

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{2441}}^1$

素因数の和:2621

約数の個数: 56

約数和(自身を含む): 1667280384

約数和(自身を除く): 853822016

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 127, 164, 254, 328, 508, 656, 1016, 1312, 2032, 2441, 2624, 4064, 4882, 5207, 8128, 9764, 10414, 19528, 20828, 39056, 41656, 78112, 83312, 100081, 156224, 166624, 200162, 310007, 333248, 400324, 620014, 800648, 1240028, 1601296, 2480056, 3202592, 4960112, 6405184, 9920224, 12710287, 19840448, 25420574, 50841148, 101682296, 203364592, 406729184, 813458368]

約数ペア:

[(1, 813458368), (2, 406729184), (4, 203364592), (8, 101682296), (16, 50841148), (32, 25420574), (41, 19840448), (64, 12710287), (82, 9920224), (127, 6405184), (164, 4960112), (254, 3202592), (328, 2480056), (508, 1601296), (656, 1240028), (1016, 800648), (1312, 620014), (2032, 400324), (2441, 333248), (2624, 310007), (4064, 200162), (4882, 166624), (5207, 156224), (8128, 100081), (9764, 83312), (10414, 78112), (19528, 41656), (20828, 39056)]