1247843968

素因数分解:

$2^7\times 7^1\times {\mathrm{257}}^1\times {\mathrm{5419}}^1$

素因数の和:5697

約数の個数: 64

約数和(自身を含む): 2852654400

約数和(自身を除く): 1604810432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 257, 448, 514, 896, 1028, 1799, 2056, 3598, 4112, 5419, 7196, 8224, 10838, 14392, 16448, 21676, 28784, 32896, 37933, 43352, 57568, 75866, 86704, 115136, 151732, 173408, 230272, 303464, 346816, 606928, 693632, 1213856, 1392683, 2427712, 2785366, 4855424, 5570732, 9748781, 11141464, 19497562, 22282928, 38995124, 44565856, 77990248, 89131712, 155980496, 178263424, 311960992, 623921984, 1247843968]

約数ペア:

[(1, 1247843968), (2, 623921984), (4, 311960992), (7, 178263424), (8, 155980496), (14, 89131712), (16, 77990248), (28, 44565856), (32, 38995124), (56, 22282928), (64, 19497562), (112, 11141464), (128, 9748781), (224, 5570732), (257, 4855424), (448, 2785366), (514, 2427712), (896, 1392683), (1028, 1213856), (1799, 693632), (2056, 606928), (3598, 346816), (4112, 303464), (5419, 230272), (7196, 173408), (8224, 151732), (10838, 115136), (14392, 86704), (16448, 75866), (21676, 57568), (28784, 43352), (32896, 37933)]