215739328

素因数分解:

$2^6\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1213}}^1$

素因数の和:1629

約数の個数: 56

約数和(自身を含む): 490902752

約数和(自身を除く): 275163424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 397, 448, 794, 1213, 1588, 2426, 2779, 3176, 4852, 5558, 6352, 8491, 9704, 11116, 12704, 16982, 19408, 22232, 25408, 33964, 38816, 44464, 67928, 77632, 88928, 135856, 177856, 271712, 481561, 543424, 963122, 1926244, 3370927, 3852488, 6741854, 7704976, 13483708, 15409952, 26967416, 30819904, 53934832, 107869664, 215739328]

約数ペア:

[(1, 215739328), (2, 107869664), (4, 53934832), (7, 30819904), (8, 26967416), (14, 15409952), (16, 13483708), (28, 7704976), (32, 6741854), (56, 3852488), (64, 3370927), (112, 1926244), (224, 963122), (397, 543424), (448, 481561), (794, 271712), (1213, 177856), (1588, 135856), (2426, 88928), (2779, 77632), (3176, 67928), (4852, 44464), (5558, 38816), (6352, 33964), (8491, 25408), (9704, 22232), (11116, 19408), (12704, 16982)]