28767256

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 64788480

約数和(自身を除く): 36021224

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 73, 124, 146, 217, 227, 248, 292, 434, 454, 511, 584, 868, 908, 1022, 1589, 1736, 1816, 2044, 2263, 3178, 4088, 4526, 6356, 7037, 9052, 12712, 14074, 15841, 16571, 18104, 28148, 31682, 33142, 49259, 56296, 63364, 66284, 98518, 115997, 126728, 132568, 197036, 231994, 394072, 463988, 513701, 927976, 1027402, 2054804, 3595907, 4109608, 7191814, 14383628, 28767256]

約数ペア:

[(1, 28767256), (2, 14383628), (4, 7191814), (7, 4109608), (8, 3595907), (14, 2054804), (28, 1027402), (31, 927976), (56, 513701), (62, 463988), (73, 394072), (124, 231994), (146, 197036), (217, 132568), (227, 126728), (248, 115997), (292, 98518), (434, 66284), (454, 63364), (511, 56296), (584, 49259), (868, 33142), (908, 31682), (1022, 28148), (1589, 18104), (1736, 16571), (1816, 15841), (2044, 14074), (2263, 12712), (3178, 9052), (4088, 7037), (4526, 6356)]