285940456

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{337}}^1\times {\mathrm{1583}}^1$

素因数の和:1993

約数の個数: 32

約数和(自身を含む): 546099840

約数和(自身を除く): 260159384

約数列:

[1, 2, 4, 8, 67, 134, 268, 337, 536, 674, 1348, 1583, 2696, 3166, 6332, 12664, 22579, 45158, 90316, 106061, 180632, 212122, 424244, 533471, 848488, 1066942, 2133884, 4267768, 35742557, 71485114, 142970228, 285940456]

約数ペア:

[(1, 285940456), (2, 142970228), (4, 71485114), (8, 35742557), (67, 4267768), (134, 2133884), (268, 1066942), (337, 848488), (536, 533471), (674, 424244), (1348, 212122), (1583, 180632), (2696, 106061), (3166, 90316), (6332, 45158), (12664, 22579)]