991256

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{571}}^1$

素因数の和:615

約数の個数: 32

約数和(自身を含む): 2196480

約数和(自身を除く): 1205224

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 571, 868, 1142, 1736, 2284, 3997, 4568, 7994, 15988, 17701, 31976, 35402, 70804, 123907, 141608, 247814, 495628, 991256]

約数ペア:

[(1, 991256), (2, 495628), (4, 247814), (7, 141608), (8, 123907), (14, 70804), (28, 35402), (31, 31976), (56, 17701), (62, 15988), (124, 7994), (217, 4568), (248, 3997), (434, 2284), (571, 1736), (868, 1142)]