878789956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1\times {\mathrm{971}}^1$

素因数の和:1360

約数の個数: 48

約数和(自身を含む): 1710035712

約数和(自身を除く): 831245756

約数列:

[1, 2, 4, 11, 22, 44, 67, 134, 268, 307, 614, 737, 971, 1228, 1474, 1942, 2948, 3377, 3884, 6754, 10681, 13508, 20569, 21362, 41138, 42724, 65057, 82276, 130114, 226259, 260228, 298097, 452518, 596194, 715627, 905036, 1192388, 1431254, 2862508, 3279067, 6558134, 13116268, 19972499, 39944998, 79889996, 219697489, 439394978, 878789956]

約数ペア:

[(1, 878789956), (2, 439394978), (4, 219697489), (11, 79889996), (22, 39944998), (44, 19972499), (67, 13116268), (134, 6558134), (268, 3279067), (307, 2862508), (614, 1431254), (737, 1192388), (971, 905036), (1228, 715627), (1474, 596194), (1942, 452518), (2948, 298097), (3377, 260228), (3884, 226259), (6754, 130114), (10681, 82276), (13508, 65057), (20569, 42724), (21362, 41138)]