428672916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{6619}}^1$

素因数の和:6893

約数の個数: 72

約数和(自身を含む): 1243394880

約数和(自身を除く): 814721964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 257, 514, 771, 1028, 1542, 1799, 2313, 3084, 3598, 4626, 5397, 6619, 7196, 9252, 10794, 13238, 16191, 19857, 21588, 26476, 32382, 39714, 46333, 59571, 64764, 79428, 92666, 119142, 138999, 185332, 238284, 277998, 416997, 555996, 833994, 1667988, 1701083, 3402166, 5103249, 6804332, 10206498, 11907581, 15309747, 20412996, 23815162, 30619494, 35722743, 47630324, 61238988, 71445486, 107168229, 142890972, 214336458, 428672916]

約数ペア:

[(1, 428672916), (2, 214336458), (3, 142890972), (4, 107168229), (6, 71445486), (7, 61238988), (9, 47630324), (12, 35722743), (14, 30619494), (18, 23815162), (21, 20412996), (28, 15309747), (36, 11907581), (42, 10206498), (63, 6804332), (84, 5103249), (126, 3402166), (252, 1701083), (257, 1667988), (514, 833994), (771, 555996), (1028, 416997), (1542, 277998), (1799, 238284), (2313, 185332), (3084, 138999), (3598, 119142), (4626, 92666), (5397, 79428), (6619, 64764), (7196, 59571), (9252, 46333), (10794, 39714), (13238, 32382), (16191, 26476), (19857, 21588)]