28663012

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{379}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 59839360

約数和(自身を除く): 31176348

約数列:

[1, 2, 4, 7, 14, 28, 37, 73, 74, 146, 148, 259, 292, 379, 511, 518, 758, 1022, 1036, 1516, 2044, 2653, 2701, 5306, 5402, 10612, 10804, 14023, 18907, 27667, 28046, 37814, 55334, 56092, 75628, 98161, 110668, 193669, 196322, 387338, 392644, 774676, 1023679, 2047358, 4094716, 7165753, 14331506, 28663012]

約数ペア:

[(1, 28663012), (2, 14331506), (4, 7165753), (7, 4094716), (14, 2047358), (28, 1023679), (37, 774676), (73, 392644), (74, 387338), (146, 196322), (148, 193669), (259, 110668), (292, 98161), (379, 75628), (511, 56092), (518, 55334), (758, 37814), (1022, 28046), (1036, 27667), (1516, 18907), (2044, 14023), (2653, 10804), (2701, 10612), (5306, 5402)]