2789049088

素因数分解:

$2^8\times 7^1\times {\mathrm{389}}^1\times {\mathrm{4001}}^1$

素因数の和:4413

約数の個数: 72

約数和(自身を含む): 6380468640

約数和(自身を除く): 3591419552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 389, 448, 778, 896, 1556, 1792, 2723, 3112, 4001, 5446, 6224, 8002, 10892, 12448, 16004, 21784, 24896, 28007, 32008, 43568, 49792, 56014, 64016, 87136, 99584, 112028, 128032, 174272, 224056, 256064, 348544, 448112, 512128, 697088, 896224, 1024256, 1556389, 1792448, 3112778, 3584896, 6225556, 7169792, 10894723, 12451112, 21789446, 24902224, 43578892, 49804448, 87157784, 99608896, 174315568, 199217792, 348631136, 398435584, 697262272, 1394524544, 2789049088]

約数ペア:

[(1, 2789049088), (2, 1394524544), (4, 697262272), (7, 398435584), (8, 348631136), (14, 199217792), (16, 174315568), (28, 99608896), (32, 87157784), (56, 49804448), (64, 43578892), (112, 24902224), (128, 21789446), (224, 12451112), (256, 10894723), (389, 7169792), (448, 6225556), (778, 3584896), (896, 3112778), (1556, 1792448), (1792, 1556389), (2723, 1024256), (3112, 896224), (4001, 697088), (5446, 512128), (6224, 448112), (8002, 348544), (10892, 256064), (12448, 224056), (16004, 174272), (21784, 128032), (24896, 112028), (28007, 99584), (32008, 87136), (43568, 64016), (49792, 56014)]